GET /api/v0/nonlocalizedeventsequence/?format=api&offset=4100&ordering=-sequence_number
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 11124,
    "next": "https://hermes.lco.global/api/v0/nonlocalizedeventsequence/?format=api&limit=100&offset=4200&ordering=-sequence_number",
    "previous": "https://hermes.lco.global/api/v0/nonlocalizedeventsequence/?format=api&limit=100&offset=4000&ordering=-sequence_number",
    "results": [
        {
            "id": 2107,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 3572,
                "topic": "igwn.gwalert",
                "uuid": "70bb78ce-5a6d-43b7-901d-abe713ec42e6",
                "title": "S231003w - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S231003w/files/bayestar.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S231003w/view/"
                    },
                    "event": {
                        "far": 1.247328e-05,
                        "time": "2023-10-03T07:10:04.224Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 426.6234510314013,
                        "area_90": 1880.8570589182252,
                        "duration": null,
                        "pipeline": "MBTA",
                        "properties": {
                            "HasNS": 1.0,
                            "HasMassGap": 0.382668313317633,
                            "HasRemnant": 0.9622606095007344
                        },
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "022d6ecd0a99b15daacf01094d0653bf",
                        "classification": {
                            "BBH": 0.0,
                            "BNS": 0.000999446,
                            "NSBH": 0.001337216,
                            "Terrestrial": 0.997663338
                        },
                        "skymap_version": 0,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2023-10-03T07:15:13Z",
                    "superevent_id": "S231003w",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2023-10-03T07:15:14.981785Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2023-10-03T07:15:14.981809Z",
                "modified": "2023-10-03T07:15:14.987517Z"
            }
        },
        {
            "id": 1053,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 1879,
                "topic": "igwn.gwalert",
                "uuid": "43e87b48-8263-4f98-8433-35f5947d8ac7",
                "title": "S230806t - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S230806t/files/bayestar.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S230806t/view/"
                    },
                    "event": {
                        "far": 2.314595258212648e-05,
                        "time": "2023-08-06T11:21:21.741Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 261.3350587776271,
                        "area_90": 1054.9921120304368,
                        "duration": null,
                        "pipeline": "spiir",
                        "properties": {
                            "HasNS": 0.006653086158245696,
                            "HasMassGap": 0.7959038842870342,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "1c0facdbadc8f8c87c7ded089360de4e",
                        "classification": {
                            "BBH": 0.009072829914963243,
                            "BNS": 0.0,
                            "NSBH": 0.021620062334850084,
                            "Terrestrial": 0.9693071077501867
                        },
                        "skymap_version": 0,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2023-08-06T11:26:17Z",
                    "superevent_id": "S230806t",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2023-08-06T11:26:19.135613Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2023-08-06T11:26:19.135633Z",
                "modified": "2023-08-06T11:26:19.140838Z"
            }
        },
        {
            "id": 4284,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7525,
                "topic": "igwn.gwalert",
                "uuid": "8e20ed73-7366-459b-a686-3ab3ef4cdb64",
                "title": "S240522bh - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240522bh/files/bayestar.multiorder.fits,1",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240522bh/view/"
                    },
                    "event": {
                        "far": 2.058317161147905e-05,
                        "time": "2024-05-22T05:22:22.329Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 290.5529688015409,
                        "area_90": 1399.5221533896208,
                        "duration": null,
                        "pipeline": "gstlal",
                        "properties": {
                            "HasNS": 0.2131780429702323,
                            "HasMassGap": 0.8055430390264772,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "H1",
                            "L1",
                            "V1"
                        ],
                        "significant": false,
                        "skymap_hash": "7a80ffa641e9b8486edb439198e70be3",
                        "classification": {
                            "BBH": 0.04495666717319415,
                            "BNS": 8.256734094554457e-18,
                            "NSBH": 0.00028162270133892913,
                            "Terrestrial": 0.954761710125467
                        },
                        "skymap_version": 1,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-22T05:28:07Z",
                    "superevent_id": "S240522bh",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-22T05:28:07.937668Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-22T05:28:07.937720Z",
                "modified": "2024-05-22T05:28:07.946057Z"
            }
        },
        {
            "id": 2105,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 3570,
                "topic": "igwn.gwalert",
                "uuid": "a46ea955-b42c-42d1-adb7-abb349486991",
                "title": "S231003s - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S231003s/files/cwb.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S231003s/view/"
                    },
                    "event": {
                        "far": 1.81749e-06,
                        "time": "2023-10-03T06:30:50.246Z",
                        "group": "Burst",
                        "search": "BBH",
                        "area_50": 476.71879047994275,
                        "area_90": 1728.9449091350039,
                        "duration": 0.00381,
                        "pipeline": "CWB",
                        "properties": {},
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "af609ae9f94f00631d26dc610c565d5b",
                        "classification": {},
                        "skymap_version": 0,
                        "central_frequency": 216.645248
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2023-10-03T06:39:20Z",
                    "superevent_id": "S231003s",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2023-10-03T06:39:20.909426Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2023-10-03T06:39:20.909466Z",
                "modified": "2023-10-03T06:39:20.932699Z"
            }
        },
        {
            "id": 131,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 359,
                "topic": "igwn.gwalert",
                "uuid": "cad29983-0006-4ab3-b80c-24b433c02c82",
                "title": "S230618ae - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S230618ae/files/bayestar.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S230618ae/view/"
                    },
                    "event": {
                        "far": 9.483325e-06,
                        "time": "2023-06-18T11:23:30.186Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 519.5227663857124,
                        "area_90": 2007.5903993451113,
                        "duration": null,
                        "pipeline": "MBTA",
                        "properties": {
                            "HasNS": 1.0,
                            "HasMassGap": 0.5387966965207069,
                            "HasRemnant": 0.009593694494556836
                        },
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "2ba9a75642e537af82b4c1f91653f38f",
                        "classification": {
                            "BBH": 0.0,
                            "BNS": 0.001283943,
                            "NSBH": 0.000497719,
                            "Terrestrial": 0.998218338
                        },
                        "skymap_version": 0,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2023-06-18T11:28:32Z",
                    "superevent_id": "S230618ae",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2023-06-18T11:28:33.083688Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2023-06-18T11:28:33.083714Z",
                "modified": "2023-06-18T11:28:33.088741Z"
            }
        },
        {
            "id": 4282,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7523,
                "topic": "igwn.gwalert",
                "uuid": "9b00011b-1488-4ddb-ac92-3047a19cc05d",
                "title": "S240522av - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240522av/files/bayestar.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240522av/view/"
                    },
                    "event": {
                        "far": 1.963424e-05,
                        "time": "2024-05-22T04:19:34.781Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 481.38736138142997,
                        "area_90": 1963.9471297941307,
                        "duration": null,
                        "pipeline": "MBTA",
                        "properties": {
                            "HasNS": 1.0,
                            "HasMassGap": 0.6202777673685421,
                            "HasRemnant": 0.13296994194103173
                        },
                        "instruments": [
                            "H1",
                            "L1",
                            "V1"
                        ],
                        "significant": false,
                        "skymap_hash": "9851ee90493969e5fcfd2bdefa2eeb9f",
                        "classification": {
                            "BBH": 0.0,
                            "BNS": 0.000560624,
                            "NSBH": 0.000220245,
                            "Terrestrial": 0.999219131
                        },
                        "skymap_version": 0,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-22T04:24:42Z",
                    "superevent_id": "S240522av",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-22T04:24:43.030730Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-22T04:24:43.030763Z",
                "modified": "2024-05-22T04:24:43.037022Z"
            }
        },
        {
            "id": 4286,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7527,
                "topic": "igwn.gwalert",
                "uuid": "e186a1dd-3827-4bd5-b4a4-131b88eb5d70",
                "title": "S240522bv - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240522bv/files/cwb.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240522bv/view/"
                    },
                    "event": {
                        "far": 8.78493e-06,
                        "time": "2024-05-22T07:24:21.948Z",
                        "group": "Burst",
                        "search": "AllSky",
                        "area_50": 988.6879140587546,
                        "area_90": 4227.522090928647,
                        "duration": 0.111495,
                        "pipeline": "CWB",
                        "properties": {},
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "9008b166c7f9d48108b009a8e695b90c",
                        "classification": {},
                        "skymap_version": 0,
                        "central_frequency": 797.771118
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-22T07:30:58Z",
                    "superevent_id": "S240522bv",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-22T07:31:00.155670Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-22T07:31:00.155722Z",
                "modified": "2024-05-22T07:31:00.209982Z"
            }
        },
        {
            "id": 4293,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7602,
                "topic": "igwn.gwalert",
                "uuid": "03f15b7d-3bc0-41af-8af9-1796529fb7d3",
                "title": "S240522eg - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240522eg/files/bayestar.multiorder.fits,1",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240522eg/view/"
                    },
                    "event": {
                        "far": 4.180625413711608e-06,
                        "time": "2024-05-22T21:50:05.886Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 340.9630433670367,
                        "area_90": 1484.7104583785542,
                        "duration": null,
                        "pipeline": "gstlal",
                        "properties": {
                            "HasNS": 0.0,
                            "HasMassGap": 0.004106583072100313,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "H1",
                            "L1",
                            "V1"
                        ],
                        "significant": false,
                        "skymap_hash": "56d4f4a75ba5400c9555ea878074fc35",
                        "classification": {
                            "BBH": 0.3328008525738102,
                            "BNS": 1.6633467852424464e-15,
                            "NSBH": 1.1004267487548563e-13,
                            "Terrestrial": 0.6671991474260781
                        },
                        "skymap_version": 1,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-22T21:55:57Z",
                    "superevent_id": "S240522eg",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-22T21:56:06.005239Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-22T21:56:06.005289Z",
                "modified": "2024-05-22T21:56:06.023581Z"
            }
        },
        {
            "id": 2103,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 3568,
                "topic": "igwn.gwalert",
                "uuid": "812d73ed-d15a-459f-ab10-60b7061d96fe",
                "title": "S231003o - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S231003o/files/bayestar.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S231003o/view/"
                    },
                    "event": {
                        "far": 7.922982415204545e-06,
                        "time": "2023-10-03T05:15:07.517Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 853.351813768454,
                        "area_90": 3464.6041674316975,
                        "duration": null,
                        "pipeline": "pycbc",
                        "properties": {
                            "HasNS": 1.0,
                            "HasMassGap": 0.000689655172413793,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "d6143bbd6c967e9a49ab60a31ee60d84",
                        "classification": {
                            "BBH": 1.6961604185105979e-07,
                            "BNS": 7.48375128811446e-05,
                            "NSBH": 0.0035431760244223356,
                            "Terrestrial": 0.9963818168466547
                        },
                        "skymap_version": 0,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2023-10-03T05:20:12Z",
                    "superevent_id": "S231003o",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2023-10-03T05:20:14.372730Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2023-10-03T05:20:14.372755Z",
                "modified": "2023-10-03T05:20:14.378436Z"
            }
        },
        {
            "id": 1051,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 1874,
                "topic": "igwn.gwalert",
                "uuid": "fd13736e-ab34-4fc8-b60d-0e9be0312084",
                "title": "S230806h - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S230806h/files/cwb.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S230806h/view/"
                    },
                    "event": {
                        "far": 1.73432e-05,
                        "time": "2023-08-06T04:44:28.803Z",
                        "group": "Burst",
                        "search": "AllSky",
                        "area_50": 909.7943114089048,
                        "area_90": 3811.232442903908,
                        "duration": 0.019742,
                        "pipeline": "CWB",
                        "properties": {},
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "d3a6ff5cca9bb9a1745c05f4064cb914",
                        "classification": {},
                        "skymap_version": 0,
                        "central_frequency": 433.658112
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2023-08-06T04:52:15Z",
                    "superevent_id": "S230806h",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2023-08-06T04:52:16.457341Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2023-08-06T04:52:16.457363Z",
                "modified": "2023-08-06T04:52:16.462514Z"
            }
        },
        {
            "id": 4276,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7515,
                "topic": "igwn.gwalert",
                "uuid": "a3cba81b-c75f-4375-a325-e3475aa6b648",
                "title": "S240521bd - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240521bd/files/cwb.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240521bd/view/"
                    },
                    "event": {
                        "far": 9.07696e-06,
                        "time": "2024-05-21T08:59:44.625Z",
                        "group": "CBC",
                        "search": "BBH",
                        "area_50": 304.6635932116536,
                        "area_90": 1089.4031514840947,
                        "duration": null,
                        "pipeline": "CWB",
                        "properties": {
                            "HasNS": 0.0,
                            "HasMassGap": 0.0,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "63b85a586cd2741d6c1728678065bf4a",
                        "classification": {
                            "BBH": 0.0016779490724592172,
                            "BNS": 0.0,
                            "NSBH": 0.0,
                            "Terrestrial": 0.9983220509275408
                        },
                        "skymap_version": 0,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-21T09:06:17Z",
                    "superevent_id": "S240521bd",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-21T09:06:18.299026Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-21T09:06:18.299056Z",
                "modified": "2024-05-21T09:06:18.308618Z"
            }
        },
        {
            "id": 2101,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 3566,
                "topic": "igwn.gwalert",
                "uuid": "a9b56b8a-4051-420c-9716-4698c3f1145c",
                "title": "S231003l - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S231003l/files/bayestar.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S231003l/view/"
                    },
                    "event": {
                        "far": 1.912834704853594e-05,
                        "time": "2023-10-03T04:11:12.745Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 2260.217786553673,
                        "area_90": 9574.661904568993,
                        "duration": null,
                        "pipeline": "spiir",
                        "properties": {
                            "HasNS": 0.048805094044221606,
                            "HasMassGap": 0.5244128911428447,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "4aec53f1ee323b9e5f5e74fa2cd61141",
                        "classification": {
                            "BBH": 0.18726793183808244,
                            "BNS": 0.0,
                            "NSBH": 0.010401487405985508,
                            "Terrestrial": 0.802330580755932
                        },
                        "skymap_version": 0,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2023-10-03T04:16:12Z",
                    "superevent_id": "S231003l",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2023-10-03T04:16:13.579988Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2023-10-03T04:16:13.580023Z",
                "modified": "2023-10-03T04:16:13.593911Z"
            }
        },
        {
            "id": 525,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 1026,
                "topic": "igwn.gwalert",
                "uuid": "8e477e16-2364-44d4-a682-e36741033d6f",
                "title": "S230708bm - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S230708bm/files/bayestar.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S230708bm/view/"
                    },
                    "event": {
                        "far": 1.892592409767582e-05,
                        "time": "2023-07-08T18:17:34.170Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 752.8463997544169,
                        "area_90": 2880.455790364725,
                        "duration": null,
                        "pipeline": "gstlal",
                        "properties": {
                            "HasNS": 0.0,
                            "HasMassGap": 0.026260429225946468,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "0713a1e2adc1685e95c9be36720387fe",
                        "classification": {
                            "BBH": 0.09926910976085312,
                            "BNS": 4.3391584938569815e-13,
                            "NSBH": 3.049840152085691e-11,
                            "Terrestrial": 0.9007308902082145
                        },
                        "skymap_version": 0,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2023-07-08T18:32:54Z",
                    "superevent_id": "S230708bm",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2023-07-08T18:32:55.285550Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2023-07-08T18:32:55.285577Z",
                "modified": "2023-07-08T18:32:55.292350Z"
            }
        },
        {
            "id": 4274,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7513,
                "topic": "igwn.gwalert",
                "uuid": "e071f541-3e4c-4d7b-8008-46f35264a0ce",
                "title": "S240521ax - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240521ax/files/bayestar.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240521ax/view/"
                    },
                    "event": {
                        "far": 7.063345e-06,
                        "time": "2024-05-21T08:41:57.528Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 753.4758699883251,
                        "area_90": 3707.9993245429364,
                        "duration": null,
                        "pipeline": "MBTA",
                        "properties": {
                            "HasNS": 0.0,
                            "HasMassGap": 0.001176470588235294,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "452b95ce115cd542651b75080e7d7724",
                        "classification": {
                            "BBH": 0.113103827,
                            "BNS": 0.0,
                            "NSBH": 0.0,
                            "Terrestrial": 0.886896173
                        },
                        "skymap_version": 0,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-21T08:47:08Z",
                    "superevent_id": "S240521ax",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-21T08:47:09.472542Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-21T08:47:09.472569Z",
                "modified": "2024-05-21T08:47:09.480793Z"
            }
        },
        {
            "id": 4278,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7517,
                "topic": "igwn.gwalert",
                "uuid": "480d209b-523d-4d5e-b0f4-f1ee4435c06f",
                "title": "S240521bi - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240521bi/files/cwb.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240521bi/view/"
                    },
                    "event": {
                        "far": 8.80863e-06,
                        "time": "2024-05-21T09:15:47.465Z",
                        "group": "CBC",
                        "search": "BBH",
                        "area_50": 668.9170352333001,
                        "area_90": 2174.6098347421334,
                        "duration": null,
                        "pipeline": "CWB",
                        "properties": {
                            "HasNS": 0.0,
                            "HasMassGap": 0.0,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "e3a0d2ff2814daa1f8733501e479f975",
                        "classification": {
                            "BBH": 0.0022982733812220157,
                            "BNS": 0.0,
                            "NSBH": 0.0,
                            "Terrestrial": 0.997701726618778
                        },
                        "skymap_version": 0,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-21T09:22:05Z",
                    "superevent_id": "S240521bi",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-21T09:22:06.766769Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-21T09:22:06.766814Z",
                "modified": "2024-05-21T09:22:06.775608Z"
            }
        },
        {
            "id": 4268,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7504,
                "topic": "igwn.gwalert",
                "uuid": "33277bfb-ca4d-435e-a6e6-4e41a7a55790",
                "title": "S240521q - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240521q/files/bayestar.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240521q/view/"
                    },
                    "event": {
                        "far": 1.649707e-05,
                        "time": "2024-05-21T01:32:33.365Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 514.6968279257482,
                        "area_90": 2066.340954509893,
                        "duration": null,
                        "pipeline": "MBTA",
                        "properties": {
                            "HasNS": 1.0,
                            "HasMassGap": 0.0,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "H1",
                            "L1",
                            "V1"
                        ],
                        "significant": false,
                        "skymap_hash": "3cc73f7f3a15f3b056855c136c603fee",
                        "classification": {
                            "BBH": 0.0,
                            "BNS": 0.000204405,
                            "NSBH": 0.000550757,
                            "Terrestrial": 0.999244838
                        },
                        "skymap_version": 0,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-21T01:37:43Z",
                    "superevent_id": "S240521q",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-21T01:37:44.241965Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-21T01:37:44.242024Z",
                "modified": "2024-05-21T01:37:44.249215Z"
            }
        },
        {
            "id": 4266,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7502,
                "topic": "igwn.gwalert",
                "uuid": "2db55b67-dac1-456f-a04e-5974430e6847",
                "title": "S240520dg - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240520dg/files/bayestar.multiorder.fits,1",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240520dg/view/"
                    },
                    "event": {
                        "far": 1.461537327069735e-05,
                        "time": "2024-05-20T23:14:28.533Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 262.3841758341411,
                        "area_90": 1245.7215929046745,
                        "duration": null,
                        "pipeline": "pycbc",
                        "properties": {
                            "HasNS": 1.0,
                            "HasMassGap": 0.0,
                            "HasRemnant": 1.0
                        },
                        "instruments": [
                            "H1",
                            "L1",
                            "V1"
                        ],
                        "significant": false,
                        "skymap_hash": "10320101e40fa0be89daadf7be223074",
                        "classification": {
                            "BBH": 0.0,
                            "BNS": 0.0027366022890098485,
                            "NSBH": 0.0,
                            "Terrestrial": 0.9972633977109902
                        },
                        "skymap_version": 1,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-20T23:19:36Z",
                    "superevent_id": "S240520dg",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-20T23:19:37.752632Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-20T23:19:37.752670Z",
                "modified": "2024-05-20T23:19:37.759238Z"
            }
        },
        {
            "id": 4270,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7506,
                "topic": "igwn.gwalert",
                "uuid": "fdf26006-6e05-4906-abd6-9b0acc6572a6",
                "title": "S240521t - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240521t/files/bayestar.multiorder.fits,1",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240521t/view/"
                    },
                    "event": {
                        "far": 2.309837779081061e-05,
                        "time": "2024-05-21T01:37:59.294Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 433.02306507613645,
                        "area_90": 1629.9082590000862,
                        "duration": null,
                        "pipeline": "pycbc",
                        "properties": {
                            "HasNS": 0.16817236502641206,
                            "HasMassGap": 0.34806988174574804,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "H1",
                            "L1",
                            "V1"
                        ],
                        "significant": false,
                        "skymap_hash": "35854c7778ef3be6b059aa88757e470a",
                        "classification": {
                            "BBH": 0.016757526599018257,
                            "BNS": 0.0,
                            "NSBH": 0.009183385770855246,
                            "Terrestrial": 0.9740590876301265
                        },
                        "skymap_version": 1,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-21T01:43:02Z",
                    "superevent_id": "S240521t",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-21T01:43:03.409184Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-21T01:43:03.409234Z",
                "modified": "2024-05-21T01:43:03.421086Z"
            }
        },
        {
            "id": 4080,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7179,
                "topic": "igwn.gwalert",
                "uuid": "96b015dc-d89c-41c7-a3a7-0c775385ae3e",
                "title": "S240504bt - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240504bt/files/cwb.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240504bt/view/"
                    },
                    "event": {
                        "far": 2.30164e-05,
                        "time": "2024-05-04T11:55:43.773Z",
                        "group": "CBC",
                        "search": "BBH",
                        "area_50": 933.2945334748175,
                        "area_90": 2715.9542359033367,
                        "duration": null,
                        "pipeline": "CWB",
                        "properties": {
                            "HasNS": 0.0,
                            "HasMassGap": 0.04264138160689884,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "45a1b7b4cd43f25ba7bd3591976c84ee",
                        "classification": {
                            "BBH": 0.0009300767934836696,
                            "BNS": 0.0,
                            "NSBH": 0.0,
                            "Terrestrial": 0.9990699232065163
                        },
                        "skymap_version": 0,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-04T12:02:08Z",
                    "superevent_id": "S240504bt",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-04T12:02:09.323904Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-04T12:02:09.323923Z",
                "modified": "2024-05-04T12:02:09.330262Z"
            }
        },
        {
            "id": 4261,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7496,
                "topic": "igwn.gwalert",
                "uuid": "00843d60-00e5-4a54-b423-56cf8ebb61c1",
                "title": "S240520cv - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240520cv/files/bayestar.multiorder.fits,1",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240520cv/view/"
                    },
                    "event": {
                        "far": 3.167545842243851e-10,
                        "time": "2024-05-20T21:36:16.965Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 32.49640082551987,
                        "area_90": 369.91867412682177,
                        "duration": null,
                        "pipeline": "pycbc",
                        "properties": {
                            "HasNS": 0.0,
                            "HasMassGap": 0.04694708994708995,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "H1",
                            "L1",
                            "V1"
                        ],
                        "significant": true,
                        "skymap_hash": "5e7efcfbf5843b58bc63f8210a19f126",
                        "classification": {
                            "BBH": 0.9668201480122182,
                            "BNS": 0.0,
                            "NSBH": 0.031430040949648276,
                            "Terrestrial": 0.0017498110381335419
                        },
                        "skymap_version": 1,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-20T21:41:41Z",
                    "superevent_id": "S240520cv",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-20T21:41:42.123502Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-20T21:41:42.123532Z",
                "modified": "2024-05-20T21:41:42.134427Z"
            }
        },
        {
            "id": 4265,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7501,
                "topic": "igwn.gwalert",
                "uuid": "6f7ac0e3-fe85-47c9-9c12-804601ee4d3e",
                "title": "S240520df - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240520df/files/bayestar.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240520df/view/"
                    },
                    "event": {
                        "far": 7.093043e-06,
                        "time": "2024-05-20T23:10:43.967Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 363.57151593491244,
                        "area_90": 1722.2305599733147,
                        "duration": null,
                        "pipeline": "MBTA",
                        "properties": {
                            "HasNS": 1.0,
                            "HasMassGap": 0.6120846099377057,
                            "HasRemnant": 1.485605100325283e-05
                        },
                        "instruments": [
                            "H1",
                            "L1",
                            "V1"
                        ],
                        "significant": false,
                        "skymap_hash": "d863b933d99f667c0905399a128f0c69",
                        "classification": {
                            "BBH": 0.0,
                            "BNS": 0.001649476,
                            "NSBH": 0.000382914,
                            "Terrestrial": 0.99796761
                        },
                        "skymap_version": 0,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-20T23:15:56Z",
                    "superevent_id": "S240520df",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-20T23:15:57.931334Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-20T23:15:57.931361Z",
                "modified": "2024-05-20T23:15:57.937552Z"
            }
        },
        {
            "id": 4272,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7511,
                "topic": "igwn.gwalert",
                "uuid": "bf5797e7-6622-4245-9d08-6607c96142d2",
                "title": "S240521ac - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240521ac/files/bayestar.multiorder.fits,1",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240521ac/view/"
                    },
                    "event": {
                        "far": 6.589247249642991e-06,
                        "time": "2024-05-21T07:14:17.181Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 444.9305436675699,
                        "area_90": 2606.0067683806733,
                        "duration": null,
                        "pipeline": "gstlal",
                        "properties": {
                            "HasNS": 0.0,
                            "HasMassGap": 0.004106583072100313,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "9b556082702b38192f0e35522fcb1142",
                        "classification": {
                            "BBH": 0.2134008690882566,
                            "BNS": 9.405451379605815e-16,
                            "NSBH": 6.211035067746675e-14,
                            "Terrestrial": 0.7865991309116803
                        },
                        "skymap_version": 1,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-21T07:19:24Z",
                    "superevent_id": "S240521ac",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-21T07:19:25.476231Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-21T07:19:25.476265Z",
                "modified": "2024-05-21T07:19:25.482514Z"
            }
        },
        {
            "id": 4280,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7519,
                "topic": "igwn.gwalert",
                "uuid": "ecffab6d-04e0-49ca-8f24-7deec666f2ba",
                "title": "S240521bq - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240521bq/files/bayestar.multiorder.fits,1",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240521bq/view/"
                    },
                    "event": {
                        "far": 2.189247511196668e-05,
                        "time": "2024-05-21T09:46:59.692Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 660.943745603794,
                        "area_90": 2979.4924404996427,
                        "duration": null,
                        "pipeline": "gstlal",
                        "properties": {
                            "HasNS": 0.09226972657119065,
                            "HasMassGap": 0.018157865123382366,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "5292e0afe6eb9b977c059770b928a717",
                        "classification": {
                            "BBH": 0.043089647498028565,
                            "BNS": 5.566531350782762e-16,
                            "NSBH": 4.3034753750621854e-14,
                            "Terrestrial": 0.9569103525019278
                        },
                        "skymap_version": 1,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-21T09:52:16Z",
                    "superevent_id": "S240521bq",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-21T09:52:17.631617Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-21T09:52:17.631648Z",
                "modified": "2024-05-21T09:52:17.639742Z"
            }
        },
        {
            "id": 4295,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7670,
                "topic": "igwn.gwalert",
                "uuid": "b3ef5915-e2ed-472e-8ff2-75c17957c7b3",
                "title": "S240522en - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240522en/files/cwb.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240522en/view/"
                    },
                    "event": {
                        "far": 7.37315e-06,
                        "time": "2024-05-22T22:54:13.600Z",
                        "group": "Burst",
                        "search": "AllSky",
                        "area_50": 302.1457122760201,
                        "area_90": 1541.7824262529139,
                        "duration": 0.054689,
                        "pipeline": "CWB",
                        "properties": {},
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "81249d61180b9f0d4c36807015c1a1a8",
                        "classification": {},
                        "skymap_version": 0,
                        "central_frequency": 710.103943
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-22T23:02:51Z",
                    "superevent_id": "S240522en",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-22T23:02:51.956070Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-22T23:02:51.956123Z",
                "modified": "2024-05-22T23:02:51.966220Z"
            }
        },
        {
            "id": 4251,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7479,
                "topic": "igwn.gwalert",
                "uuid": "446f298a-6149-4a8c-b639-7794cb5d7a62",
                "title": "S240520ad - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240520ad/files/bayestar.multiorder.fits,1",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240520ad/view/"
                    },
                    "event": {
                        "far": 1.549927708646615e-06,
                        "time": "2024-05-20T07:00:03.789Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 3103.7078999908954,
                        "area_90": 15443.003071885472,
                        "duration": null,
                        "pipeline": "gstlal",
                        "properties": {
                            "HasNS": 0.09299322673106714,
                            "HasMassGap": 0.04264138160689884,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "H1",
                            "L1",
                            "V1"
                        ],
                        "significant": false,
                        "skymap_hash": "7455212d0be174ee1adad1082cf456b0",
                        "classification": {
                            "BBH": 0.5802078536247504,
                            "BNS": 7.634758196761788e-13,
                            "NSBH": 5.2645863975063694e-11,
                            "Terrestrial": 0.41979214632184025
                        },
                        "skymap_version": 1,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-20T07:05:07Z",
                    "superevent_id": "S240520ad",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-20T07:05:08.903346Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-20T07:05:08.903378Z",
                "modified": "2024-05-20T07:05:08.911736Z"
            }
        },
        {
            "id": 4248,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7476,
                "topic": "igwn.gwalert",
                "uuid": "d6df6524-6748-4da9-b9c0-8ecc6e23cd7c",
                "title": "S240520w - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240520w/files/cwb.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240520w/view/"
                    },
                    "event": {
                        "far": 1.63453e-05,
                        "time": "2024-05-20T05:17:24.630Z",
                        "group": "Burst",
                        "search": "AllSky",
                        "area_50": 466.64726673740876,
                        "area_90": 1747.40936932965,
                        "duration": 0.001637,
                        "pipeline": "CWB",
                        "properties": {},
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "7375efc4b9cd160128e2be0d1fa163e3",
                        "classification": {},
                        "skymap_version": 0,
                        "central_frequency": 199.349945
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-20T05:24:07Z",
                    "superevent_id": "S240520w",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-20T05:24:08.349815Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-20T05:24:08.349845Z",
                "modified": "2024-05-20T05:24:08.357570Z"
            }
        },
        {
            "id": 4252,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7480,
                "topic": "igwn.gwalert",
                "uuid": "3417e990-c350-492e-8526-65d7856a487f",
                "title": "S240520ac - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240520ac/files/cwb.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240520ac/view/"
                    },
                    "event": {
                        "far": 1.61776e-05,
                        "time": "2024-05-20T06:56:54.608Z",
                        "group": "Burst",
                        "search": "AllSky",
                        "area_50": 522.6701175552543,
                        "area_90": 2166.8463685239303,
                        "duration": 0.003005,
                        "pipeline": "CWB",
                        "properties": {},
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "f2665100685bbfe869e8bb46b3ff43c7",
                        "classification": {},
                        "skymap_version": 0,
                        "central_frequency": 291.451416
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-20T07:05:08Z",
                    "superevent_id": "S240520ac",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-20T07:05:09.959786Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-20T07:05:09.959819Z",
                "modified": "2024-05-20T07:05:09.966051Z"
            }
        },
        {
            "id": 4244,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7469,
                "topic": "igwn.gwalert",
                "uuid": "9ae52235-e467-4bee-8992-f34a3374114c",
                "title": "S240519l - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240519l/files/bayestar.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240519l/view/"
                    },
                    "event": {
                        "far": 1.954045e-05,
                        "time": "2024-05-19T02:34:43.177Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 1652.569187420788,
                        "area_90": 6202.380038110524,
                        "duration": null,
                        "pipeline": "MBTA",
                        "properties": {
                            "HasNS": 0.0,
                            "HasMassGap": 0.036378935719452964,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "H1",
                            "L1",
                            "V1"
                        ],
                        "significant": false,
                        "skymap_hash": "ca6b78a2b626975d99df0c59ea8a2382",
                        "classification": {
                            "BBH": 0.034256278,
                            "BNS": 0.0,
                            "NSBH": 0.0,
                            "Terrestrial": 0.965743722
                        },
                        "skymap_version": 0,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-19T02:39:53Z",
                    "superevent_id": "S240519l",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-19T02:39:54.741506Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-19T02:39:54.741524Z",
                "modified": "2024-05-19T02:39:54.747704Z"
            }
        },
        {
            "id": 4242,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7467,
                "topic": "igwn.gwalert",
                "uuid": "da49f715-8eaa-4edd-8937-9c90878f3754",
                "title": "S240519a - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240519a/files/bayestar.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240519a/view/"
                    },
                    "event": {
                        "far": 8.610739e-06,
                        "time": "2024-05-19T00:36:20.242Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 4038.6810207561357,
                        "area_90": 14607.06660125515,
                        "duration": null,
                        "pipeline": "MBTA",
                        "properties": {
                            "HasNS": 1.0,
                            "HasMassGap": 0.9523352937622691,
                            "HasRemnant": 0.9332210770018498
                        },
                        "instruments": [
                            "L1",
                            "V1"
                        ],
                        "significant": false,
                        "skymap_hash": "8daed85bf5402ddcbc24b36cbb4fec86",
                        "classification": {
                            "BBH": 0.0,
                            "BNS": 0.001195176,
                            "NSBH": 0.00049799,
                            "Terrestrial": 0.998306835
                        },
                        "skymap_version": 0,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-19T00:41:29Z",
                    "superevent_id": "S240519a",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-19T00:41:30.319627Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-19T00:41:30.319649Z",
                "modified": "2024-05-19T00:41:30.327760Z"
            }
        },
        {
            "id": 4246,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7474,
                "topic": "igwn.gwalert",
                "uuid": "c1b24649-398b-4a80-8043-cd875137bfa8",
                "title": "S240520s - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240520s/files/bayestar.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240520s/view/"
                    },
                    "event": {
                        "far": 1.781858e-05,
                        "time": "2024-05-20T04:34:33.436Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 762.4982766743452,
                        "area_90": 2884.652258590781,
                        "duration": null,
                        "pipeline": "MBTA",
                        "properties": {
                            "HasNS": 0.0,
                            "HasMassGap": 0.11082698306165797,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "H1",
                            "L1",
                            "V1"
                        ],
                        "significant": false,
                        "skymap_hash": "7da27960de928850e252e7b887a8b258",
                        "classification": {
                            "BBH": 0.038703599,
                            "BNS": 0.0,
                            "NSBH": 0.0,
                            "Terrestrial": 0.961296401
                        },
                        "skymap_version": 0,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-20T04:39:47Z",
                    "superevent_id": "S240520s",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-20T04:39:48.404713Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-20T04:39:48.404758Z",
                "modified": "2024-05-20T04:39:48.411269Z"
            }
        },
        {
            "id": 4254,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7483,
                "topic": "igwn.gwalert",
                "uuid": "e55d8012-d23f-41d0-9c2d-b05aa766ccee",
                "title": "S240520ar - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240520ar/files/bayestar.multiorder.fits,1",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240520ar/view/"
                    },
                    "event": {
                        "far": 5.640765635867849e-06,
                        "time": "2024-05-20T09:26:02.833Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 378.6788015487134,
                        "area_90": 1457.853061731797,
                        "duration": null,
                        "pipeline": "pycbc",
                        "properties": {
                            "HasNS": 1.0,
                            "HasMassGap": 0.0,
                            "HasRemnant": 1.0
                        },
                        "instruments": [
                            "H1",
                            "L1",
                            "V1"
                        ],
                        "significant": false,
                        "skymap_hash": "15e459cc6eb00d10f301e99ea665fc24",
                        "classification": {
                            "BBH": 0.0,
                            "BNS": 0.0018177425190774611,
                            "NSBH": 0.0018754828587694262,
                            "Terrestrial": 0.9963067746221531
                        },
                        "skymap_version": 1,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-20T09:31:12Z",
                    "superevent_id": "S240520ar",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-20T09:31:13.235753Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-20T09:31:13.235803Z",
                "modified": "2024-05-20T09:31:13.245877Z"
            }
        },
        {
            "id": 2091,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 3555,
                "topic": "igwn.gwalert",
                "uuid": "b8739722-78c5-443a-be9b-d000b02a5442",
                "title": "S231002bi - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S231002bi/files/bayestar.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S231002bi/view/"
                    },
                    "event": {
                        "far": 5.944274045445332e-06,
                        "time": "2023-10-02T15:50:34.805Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 1141.4393574871874,
                        "area_90": 4131.842615374575,
                        "duration": null,
                        "pipeline": "gstlal",
                        "properties": {
                            "HasNS": 0.0,
                            "HasMassGap": 0.04264138160689884,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "0b069e769778c80c041557b2245d651f",
                        "classification": {
                            "BBH": 0.24972607800426508,
                            "BNS": 2.114357753617367e-13,
                            "NSBH": 1.5911374503437183e-11,
                            "Terrestrial": 0.7502739219796121
                        },
                        "skymap_version": 0,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2023-10-02T15:55:36Z",
                    "superevent_id": "S231002bi",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2023-10-02T15:55:37.508284Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2023-10-02T15:55:37.508307Z",
                "modified": "2023-10-02T15:55:37.514014Z"
            }
        },
        {
            "id": 1045,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 1861,
                "topic": "igwn.gwalert",
                "uuid": "e05b79e5-f4a1-4eb0-bd25-1f30f0732769",
                "title": "S230805bo - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S230805bo/files/bayestar.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S230805bo/view/"
                    },
                    "event": {
                        "far": 1.803854006241028e-05,
                        "time": "2023-08-05T13:38:45.945Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 474.8303797782177,
                        "area_90": 1768.3917104599288,
                        "duration": null,
                        "pipeline": "pycbc",
                        "properties": {
                            "HasNS": 1.0,
                            "HasMassGap": 0.0,
                            "HasRemnant": 1.0
                        },
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "5f36c35122459f8e917d941965e626b8",
                        "classification": {
                            "BBH": 0.0,
                            "BNS": 0.0028522622834903457,
                            "NSBH": 0.0,
                            "Terrestrial": 0.9971477377165097
                        },
                        "skymap_version": 0,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2023-08-05T13:43:45Z",
                    "superevent_id": "S230805bo",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2023-08-05T13:43:47.493032Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2023-08-05T13:43:47.493054Z",
                "modified": "2023-08-05T13:43:47.496690Z"
            }
        },
        {
            "id": 4238,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7463,
                "topic": "igwn.gwalert",
                "uuid": "bc7ccbb5-6dc9-44f5-b109-d5cad8fe8158",
                "title": "S240518ca - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240518ca/files/bayestar.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240518ca/view/"
                    },
                    "event": {
                        "far": 1.915431e-05,
                        "time": "2024-05-18T17:06:11.032Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 4267.808185898783,
                        "area_90": 14915.926662692858,
                        "duration": null,
                        "pipeline": "MBTA",
                        "properties": {
                            "HasNS": 1.0,
                            "HasMassGap": 0.04412698412698412,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "L1",
                            "V1"
                        ],
                        "significant": false,
                        "skymap_hash": "3fa704ef320e6fd4d27cb5ab537565ad",
                        "classification": {
                            "BBH": 0.0,
                            "BNS": 0.000111517,
                            "NSBH": 0.000546434,
                            "Terrestrial": 0.999342049
                        },
                        "skymap_version": 0,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-18T17:11:32Z",
                    "superevent_id": "S240518ca",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-18T17:11:33.684840Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-18T17:11:33.684862Z",
                "modified": "2024-05-18T17:11:33.691666Z"
            }
        },
        {
            "id": 4233,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7456,
                "topic": "igwn.gwalert",
                "uuid": "ffe172cc-143b-43e2-9900-ded5230ae802",
                "title": "S240518am - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240518am/files/bayestar.multiorder.fits,1",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240518am/view/"
                    },
                    "event": {
                        "far": 1.038533834390105e-05,
                        "time": "2024-05-18T07:59:20.132Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 307.07656244163576,
                        "area_90": 2172.0919538064995,
                        "duration": null,
                        "pipeline": "gstlal",
                        "properties": {
                            "HasNS": 0.9137068627376701,
                            "HasMassGap": 0.07844775631943933,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "H1",
                            "L1",
                            "V1"
                        ],
                        "significant": false,
                        "skymap_hash": "b6f6bd8ec247285e34dc060db2a0b808",
                        "classification": {
                            "BBH": 0.05752532680843493,
                            "BNS": 6.36499107666728e-18,
                            "NSBH": 0.0035700852305800184,
                            "Terrestrial": 0.9389045879609851
                        },
                        "skymap_version": 1,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-18T08:04:23Z",
                    "superevent_id": "S240518am",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-18T08:04:24.383571Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-18T08:04:24.383587Z",
                "modified": "2024-05-18T08:04:24.388222Z"
            }
        },
        {
            "id": 65,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 224,
                "topic": "igwn.gwalert",
                "uuid": "8842be5e-4249-46ad-8d92-3e9166778d4b",
                "title": "S230611l - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S230611l/files/bayestar.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S230611l/view/"
                    },
                    "event": {
                        "far": 2.157098718568062e-06,
                        "time": "2023-06-11T06:21:13.821Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 485.16418278488015,
                        "area_90": 2244.27120729466,
                        "duration": null,
                        "pipeline": "pycbc",
                        "properties": {
                            "HasNS": 0.7023604955786689,
                            "HasMassGap": 0.8448921449422366,
                            "HasRemnant": 0.004462838607591777
                        },
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "700db08503944a73bfed207b64c7e7e3",
                        "classification": {
                            "BBH": 0.005287020271306031,
                            "BNS": 0.0,
                            "NSBH": 0.012413100657983624,
                            "Terrestrial": 0.9822998790707104
                        },
                        "skymap_version": 0,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2023-06-11T06:36:14Z",
                    "superevent_id": "S230611l",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2023-06-11T06:36:15.804344Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2023-06-11T06:36:15.804366Z",
                "modified": "2023-06-11T06:36:15.810140Z"
            }
        },
        {
            "id": 4235,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7458,
                "topic": "igwn.gwalert",
                "uuid": "2969ab27-b88a-4cb3-ad29-b5b1c5d68248",
                "title": "S240518bb - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240518bb/files/bayestar.multiorder.fits,1",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240518bb/view/"
                    },
                    "event": {
                        "far": 1.535841022031174e-05,
                        "time": "2024-05-18T11:20:38.041Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 368.0827192779224,
                        "area_90": 1551.434303172842,
                        "duration": null,
                        "pipeline": "gstlal",
                        "properties": {
                            "HasNS": 0.0,
                            "HasMassGap": 0.09853513153513153,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "H1",
                            "L1",
                            "V1"
                        ],
                        "significant": false,
                        "skymap_hash": "e518dc323513ba28e515abc85223f843",
                        "classification": {
                            "BBH": 0.0791661710184468,
                            "BNS": 2.090499931705505e-15,
                            "NSBH": 1.2260964446929192e-13,
                            "Terrestrial": 0.9208338289814285
                        },
                        "skymap_version": 1,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-18T11:25:41Z",
                    "superevent_id": "S240518bb",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-18T11:25:41.842386Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-18T11:25:41.842409Z",
                "modified": "2024-05-18T11:25:41.847350Z"
            }
        },
        {
            "id": 4240,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7465,
                "topic": "igwn.gwalert",
                "uuid": "034c8d56-48aa-46e2-9a21-860c88fa8aac",
                "title": "S240518cj - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240518cj/files/cwb.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240518cj/view/"
                    },
                    "event": {
                        "far": 1.56693e-05,
                        "time": "2024-05-18T22:15:38.840Z",
                        "group": "CBC",
                        "search": "BBH",
                        "area_50": 1347.066300563923,
                        "area_90": 3953.9123625898073,
                        "duration": null,
                        "pipeline": "CWB",
                        "properties": {
                            "HasNS": 0.0,
                            "HasMassGap": 0.004106583072100313,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "e1836db00252301972281d84a5a1b9ef",
                        "classification": {
                            "BBH": 0.0005924105578540839,
                            "BNS": 0.0,
                            "NSBH": 0.0,
                            "Terrestrial": 0.9994075894421459
                        },
                        "skymap_version": 0,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-18T22:22:47Z",
                    "superevent_id": "S240518cj",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-18T22:22:48.630146Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-18T22:22:48.630180Z",
                "modified": "2024-05-18T22:22:48.636734Z"
            }
        },
        {
            "id": 4256,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7485,
                "topic": "igwn.gwalert",
                "uuid": "741f0a60-4847-4f8d-8780-5683b2f71db2",
                "title": "S240520bf - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240520bf/files/bayestar.multiorder.fits,1",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240520bf/view/"
                    },
                    "event": {
                        "far": 2.167030957016222e-05,
                        "time": "2024-05-20T11:14:55.574Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 514.224725250317,
                        "area_90": 1727.8957920784896,
                        "duration": null,
                        "pipeline": "gstlal",
                        "properties": {
                            "HasNS": 0.0,
                            "HasMassGap": 0.03369230769230769,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "H1",
                            "L1",
                            "V1"
                        ],
                        "significant": false,
                        "skymap_hash": "71e4b52003082fd8d6743853ead38ffc",
                        "classification": {
                            "BBH": 0.044146229745310905,
                            "BNS": 4.324505071462823e-16,
                            "NSBH": 2.844502054666031e-14,
                            "Terrestrial": 0.9558537702546602
                        },
                        "skymap_version": 1,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-20T11:19:59Z",
                    "superevent_id": "S240520bf",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-20T11:20:00.326201Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-20T11:20:00.326254Z",
                "modified": "2024-05-20T11:20:00.335239Z"
            }
        },
        {
            "id": 4225,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7434,
                "topic": "igwn.gwalert",
                "uuid": "bad7a667-6b8c-4548-87fa-ed5a47747cc7",
                "title": "S240516dg - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240516dg/files/bayestar.multiorder.fits,1",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240516dg/view/"
                    },
                    "event": {
                        "far": 2.022921476690613e-05,
                        "time": "2024-05-16T11:56:04.401Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 310.1190019055262,
                        "area_90": 1500.6570376375664,
                        "duration": null,
                        "pipeline": "pycbc",
                        "properties": {
                            "HasNS": 1.0,
                            "HasMassGap": 0.5668469775081874,
                            "HasRemnant": 0.005896336096447419
                        },
                        "instruments": [
                            "H1",
                            "L1",
                            "V1"
                        ],
                        "significant": false,
                        "skymap_hash": "bdd45f8f346fa3504b1c2eb3851b28c1",
                        "classification": {
                            "BBH": 0.0,
                            "BNS": 0.0006589240195828789,
                            "NSBH": 0.000479937351700283,
                            "Terrestrial": 0.9988611386287168
                        },
                        "skymap_version": 1,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-16T12:01:14Z",
                    "superevent_id": "S240516dg",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-16T12:01:15.123617Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-16T12:01:15.123634Z",
                "modified": "2024-05-16T12:01:15.129351Z"
            }
        },
        {
            "id": 260,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 603,
                "topic": "igwn.gwalert",
                "uuid": "fc30ac85-df35-498a-8695-85a36def3575",
                "title": "S230625o - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S230625o/files/bayestar.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S230625o/view/"
                    },
                    "event": {
                        "far": 1.257388997537119e-05,
                        "time": "2023-06-25T06:25:35.514Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 327.1146982210524,
                        "area_90": 1794.4098134614749,
                        "duration": null,
                        "pipeline": "pycbc",
                        "properties": {
                            "HasNS": 1.0,
                            "HasMassGap": 0.4403597456065676,
                            "HasRemnant": 0.34247355012060354
                        },
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "17940397b0b3a3f937411d4adcc99fcf",
                        "classification": {
                            "BBH": 0.0,
                            "BNS": 8.14666775458354e-05,
                            "NSBH": 0.0014012101128340363,
                            "Terrestrial": 0.9985173232096202
                        },
                        "skymap_version": 0,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2023-06-25T06:30:41Z",
                    "superevent_id": "S230625o",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2023-06-25T06:30:41.719885Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2023-06-25T06:30:41.719910Z",
                "modified": "2023-06-25T06:30:41.725079Z"
            }
        },
        {
            "id": 4227,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7436,
                "topic": "igwn.gwalert",
                "uuid": "d7505fab-cc2d-4437-9767-9ed6092638b6",
                "title": "S240516eb - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240516eb/files/bayestar.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240516eb/view/"
                    },
                    "event": {
                        "far": 1.857100451849148e-05,
                        "time": "2024-05-16T13:39:08.005Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 886.9235595769007,
                        "area_90": 3065.9396859563926,
                        "duration": null,
                        "pipeline": "pycbc",
                        "properties": {
                            "HasNS": 0.8086435271271477,
                            "HasMassGap": 0.005454545454545454,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "3e6e6e1c5eef117c455c89227ee0f591",
                        "classification": {
                            "BBH": 0.0006930815153409901,
                            "BNS": 0.0,
                            "NSBH": 0.0019869644804897603,
                            "Terrestrial": 0.9973199540041693
                        },
                        "skymap_version": 0,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-16T13:44:18Z",
                    "superevent_id": "S240516eb",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-16T13:44:20.023689Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-16T13:44:20.023715Z",
                "modified": "2024-05-16T13:44:20.029473Z"
            }
        },
        {
            "id": 4221,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7428,
                "topic": "igwn.gwalert",
                "uuid": "4a93dc93-7097-43fb-ab97-7793cb0c6020",
                "title": "S240516cn - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240516cn/files/cwb.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240516cn/view/"
                    },
                    "event": {
                        "far": 1.64093e-05,
                        "time": "2024-05-16T09:20:24.472Z",
                        "group": "Burst",
                        "search": "AllSky",
                        "area_50": 1166.6181668435222,
                        "area_90": 4041.198901691768,
                        "duration": 0.021767,
                        "pipeline": "CWB",
                        "properties": {},
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "a9dac8c7e917cc3cced064c2c3df2a4f",
                        "classification": {},
                        "skymap_version": 0,
                        "central_frequency": 549.90863
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-16T09:26:51Z",
                    "superevent_id": "S240516cn",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-16T09:26:52.466529Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-16T09:26:52.466552Z",
                "modified": "2024-05-16T09:26:52.471881Z"
            }
        },
        {
            "id": 1042,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 1857,
                "topic": "igwn.gwalert",
                "uuid": "86da4e98-7501-48f0-b63b-7e19fee475f1",
                "title": "S230805bm - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S230805bm/files/cwb.multiorder.fits,1",
                        "gracedb": "https://gracedb.ligo.org/superevents/S230805bm/view/"
                    },
                    "event": {
                        "far": 2.73048e-07,
                        "time": "2023-08-05T11:59:27.816Z",
                        "group": "Burst",
                        "search": "AllSky",
                        "area_50": 3658.69082288678,
                        "area_90": 11616.873166779065,
                        "duration": 0.014596,
                        "pipeline": "CWB",
                        "properties": {},
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "281037e3a2b4b38e9f27afc1b2a3db04",
                        "classification": {},
                        "skymap_version": 1,
                        "central_frequency": 1369.0354
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2023-08-05T12:05:41Z",
                    "superevent_id": "S230805bm",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2023-08-05T12:05:43.038478Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2023-08-05T12:05:43.038500Z",
                "modified": "2023-08-05T12:05:43.042205Z"
            }
        },
        {
            "id": 4223,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7430,
                "topic": "igwn.gwalert",
                "uuid": "2ed4203f-51e4-4689-975e-7d8f6a117462",
                "title": "S240516co - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240516co/files/bayestar.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240516co/view/"
                    },
                    "event": {
                        "far": 1.612325306021778e-05,
                        "time": "2024-05-16T09:28:25.819Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 1219.9133133144312,
                        "area_90": 4513.721223945656,
                        "duration": null,
                        "pipeline": "gstlal",
                        "properties": {
                            "HasNS": 0.0,
                            "HasMassGap": 0.004106583072100313,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "a831058aff86bddd891f7d2adf25e84a",
                        "classification": {
                            "BBH": 0.07379330751056008,
                            "BNS": 7.124100973608553e-14,
                            "NSBH": 4.955373070031663e-12,
                            "Terrestrial": 0.9262066924844133
                        },
                        "skymap_version": 0,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-16T09:33:33Z",
                    "superevent_id": "S240516co",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-16T09:33:34.792767Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-16T09:33:34.792785Z",
                "modified": "2024-05-16T09:33:34.797887Z"
            }
        },
        {
            "id": 4230,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7453,
                "topic": "igwn.gwalert",
                "uuid": "dbc87c99-62f8-45b1-8331-be54cc048f44",
                "title": "S240518w - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240518w/files/cwb.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240518w/view/"
                    },
                    "event": {
                        "far": 1.3903e-06,
                        "time": "2024-05-18T05:58:18.941Z",
                        "group": "CBC",
                        "search": "BBH",
                        "area_50": 695.7744318800576,
                        "area_90": 2241.7533263590267,
                        "duration": null,
                        "pipeline": "CWB",
                        "properties": {
                            "HasNS": 0.0,
                            "HasMassGap": 0.0,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "55d665fd8f63a41a591a15bff4307167",
                        "classification": {
                            "BBH": 0.019878212686006203,
                            "BNS": 0.0,
                            "NSBH": 0.0,
                            "Terrestrial": 0.9801217873139938
                        },
                        "skymap_version": 0,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-18T06:04:18Z",
                    "superevent_id": "S240518w",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-18T06:04:18.669679Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-18T06:04:18.669706Z",
                "modified": "2024-05-18T06:04:18.674763Z"
            }
        },
        {
            "id": 4215,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7422,
                "topic": "igwn.gwalert",
                "uuid": "1ad6ca68-7111-432e-ac86-31a4ad3c96ff",
                "title": "S240516by - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240516by/files/cwb.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240516by/view/"
                    },
                    "event": {
                        "far": 4.66748e-06,
                        "time": "2024-05-16T08:07:05.363Z",
                        "group": "CBC",
                        "search": "BBH",
                        "area_50": 276.1276092744739,
                        "area_90": 913.9907796349609,
                        "duration": null,
                        "pipeline": "CWB",
                        "properties": {
                            "HasNS": 0.0,
                            "HasMassGap": 0.004106583072100313,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "5e120ab858be2cd5a9308edd5e51b4e8",
                        "classification": {
                            "BBH": 0.006791845063215618,
                            "BNS": 0.0,
                            "NSBH": 0.0,
                            "Terrestrial": 0.9932081549367844
                        },
                        "skymap_version": 0,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-16T08:13:28Z",
                    "superevent_id": "S240516by",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-16T08:13:28.990497Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-16T08:13:28.990518Z",
                "modified": "2024-05-16T08:13:28.996374Z"
            }
        },
        {
            "id": 4212,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7419,
                "topic": "igwn.gwalert",
                "uuid": "48f941ee-2f78-495c-ac23-b49668e62fd8",
                "title": "S240516ah - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240516ah/files/bayestar.multiorder.fits,1",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240516ah/view/"
                    },
                    "event": {
                        "far": 5.358437090952604e-06,
                        "time": "2024-05-16T04:15:32.260Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 1180.886158812112,
                        "area_90": 6259.452005984884,
                        "duration": null,
                        "pipeline": "gstlal",
                        "properties": {
                            "HasNS": 0.08332920132334776,
                            "HasMassGap": 0.04480817556712293,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "H1",
                            "L1",
                            "V1"
                        ],
                        "significant": false,
                        "skymap_hash": "1cfb39996faf09ecae8a055792baf1ce",
                        "classification": {
                            "BBH": 0.2522345526470827,
                            "BNS": 4.905606951974274e-15,
                            "NSBH": 1.717058573562445e-11,
                            "Terrestrial": 0.7477654473357418
                        },
                        "skymap_version": 1,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-16T04:20:38Z",
                    "superevent_id": "S240516ah",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-16T04:20:39.622934Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-16T04:20:39.622954Z",
                "modified": "2024-05-16T04:20:39.628371Z"
            }
        },
        {
            "id": 4217,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7424,
                "topic": "igwn.gwalert",
                "uuid": "51fe3091-0620-4703-b1ac-2766278d2f91",
                "title": "S240516ca - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240516ca/files/bayestar.multiorder.fits,1",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240516ca/view/"
                    },
                    "event": {
                        "far": 2.899571463990021e-06,
                        "time": "2024-05-16T08:16:36.529Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 356.3326082449661,
                        "area_90": 1369.5174055733214,
                        "duration": null,
                        "pipeline": "pycbc",
                        "properties": {
                            "HasNS": 1.0,
                            "HasMassGap": 0.0,
                            "HasRemnant": 1.0
                        },
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "085f62842f2c21fb35f0b9cad1dbd147",
                        "classification": {
                            "BBH": 0.0,
                            "BNS": 0.018295545197691276,
                            "NSBH": 0.0,
                            "Terrestrial": 0.9817044548023087
                        },
                        "skymap_version": 1,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-16T08:21:46Z",
                    "superevent_id": "S240516ca",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-16T08:21:47.243256Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-16T08:21:47.243271Z",
                "modified": "2024-05-16T08:21:47.248759Z"
            }
        },
        {
            "id": 4207,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7403,
                "topic": "igwn.gwalert",
                "uuid": "2f4ad20d-1d0a-42b6-87a3-38460728cb6f",
                "title": "S240515bo - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240515bo/files/cwb.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240515bo/view/"
                    },
                    "event": {
                        "far": 5.39173e-06,
                        "time": "2024-05-15T07:43:06.326Z",
                        "group": "Burst",
                        "search": "AllSky",
                        "area_50": 841.8115261468005,
                        "area_90": 2938.367051884296,
                        "duration": 0.015316,
                        "pipeline": "CWB",
                        "properties": {},
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "33ff201ed873ae021e126bef67170025",
                        "classification": {},
                        "skymap_version": 0,
                        "central_frequency": 1187.312744
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-15T07:49:50Z",
                    "superevent_id": "S240515bo",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-15T07:49:51.383789Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-15T07:49:51.383848Z",
                "modified": "2024-05-15T07:49:51.391772Z"
            }
        },
        {
            "id": 4047,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7112,
                "topic": "igwn.gwalert",
                "uuid": "e82406b9-66aa-4f23-b453-c72882d2bccc",
                "title": "S240501v - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240501v/files/cwb.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240501v/view/"
                    },
                    "event": {
                        "far": 2.19064e-05,
                        "time": "2024-05-01T01:51:00.604Z",
                        "group": "Burst",
                        "search": "AllSky",
                        "area_50": 1234.6009521056264,
                        "area_90": 4099.949456856551,
                        "duration": 0.022524,
                        "pipeline": "CWB",
                        "properties": {},
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "697c0728392a734ea1fd3a275de2c933",
                        "classification": {},
                        "skymap_version": 0,
                        "central_frequency": 862.952332
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-01T01:57:32Z",
                    "superevent_id": "S240501v",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-01T01:57:33.723395Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-01T01:57:33.723412Z",
                "modified": "2024-05-01T01:57:33.727139Z"
            }
        },
        {
            "id": 1040,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 1854,
                "topic": "igwn.gwalert",
                "uuid": "36d08519-7218-40d5-ba3f-4e24284e128e",
                "title": "S230805bg - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S230805bg/files/bayestar.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S230805bg/view/"
                    },
                    "event": {
                        "far": 4.231099121172271e-06,
                        "time": "2023-08-05T10:49:14.414Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 248.64074239380824,
                        "area_90": 1255.5832932359056,
                        "duration": null,
                        "pipeline": "gstlal",
                        "properties": {
                            "HasNS": 1.0,
                            "HasMassGap": 0.4275621998953919,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "50c9483acbb29810f4d9a4f449a935fc",
                        "classification": {
                            "BBH": 3.6691713791320654e-15,
                            "BNS": 5.239557154251209e-16,
                            "NSBH": 0.02515865584937958,
                            "Terrestrial": 0.9748413441506162
                        },
                        "skymap_version": 0,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2023-08-05T10:54:16Z",
                    "superevent_id": "S230805bg",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2023-08-05T10:54:17.839676Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2023-08-05T10:54:17.839697Z",
                "modified": "2023-08-05T10:54:17.843153Z"
            }
        },
        {
            "id": 4209,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7405,
                "topic": "igwn.gwalert",
                "uuid": "d3f65542-e61c-48ca-9557-16345b5bb894",
                "title": "S240515bt - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240515bt/files/cwb.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240515bt/view/"
                    },
                    "event": {
                        "far": 9.07163e-06,
                        "time": "2024-05-15T08:17:08.879Z",
                        "group": "CBC",
                        "search": "BBH",
                        "area_50": 709.2031302034361,
                        "area_90": 2325.6826908801436,
                        "duration": null,
                        "pipeline": "CWB",
                        "properties": {
                            "HasNS": 0.0,
                            "HasMassGap": 0.004106583072100313,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "9c00fa657e947662ceb2c42018ee3302",
                        "classification": {
                            "BBH": 0.0023147250910695583,
                            "BNS": 0.0,
                            "NSBH": 0.0,
                            "Terrestrial": 0.9976852749089304
                        },
                        "skymap_version": 0,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-15T08:23:28Z",
                    "superevent_id": "S240515bt",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-15T08:23:29.432949Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-15T08:23:29.432988Z",
                "modified": "2024-05-15T08:23:29.439447Z"
            }
        },
        {
            "id": 4219,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7426,
                "topic": "igwn.gwalert",
                "uuid": "0736d2a9-c2ad-4554-8bd8-fd1af39b1375",
                "title": "S240516ci - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240516ci/files/cwb.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240516ci/view/"
                    },
                    "event": {
                        "far": 9.37106e-06,
                        "time": "2024-05-16T08:58:52.127Z",
                        "group": "Burst",
                        "search": "AllSky",
                        "area_50": 171.42572703438086,
                        "area_90": 1695.3731633265572,
                        "duration": 0.051972,
                        "pipeline": "CWB",
                        "properties": {},
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "cdacbcebf58faccb8e0de624e278fa6e",
                        "classification": {},
                        "skymap_version": 0,
                        "central_frequency": 462.818787
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-16T09:06:55Z",
                    "superevent_id": "S240516ci",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-16T09:06:55.966662Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-16T09:06:55.966679Z",
                "modified": "2024-05-16T09:06:55.971984Z"
            }
        },
        {
            "id": 4231,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7454,
                "topic": "igwn.gwalert",
                "uuid": "fad7355d-1095-4196-ad31-e549fd63fa51",
                "title": "S240518x - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240518x/files/bayestar.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240518x/view/"
                    },
                    "event": {
                        "far": 1.855374e-05,
                        "time": "2024-05-18T06:03:37.059Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 3678.624046960545,
                        "area_90": 15099.731970994104,
                        "duration": null,
                        "pipeline": "MBTA",
                        "properties": {
                            "HasNS": 1.0,
                            "HasMassGap": 0.4221453883504257,
                            "HasRemnant": 1.0
                        },
                        "instruments": [
                            "L1",
                            "V1"
                        ],
                        "significant": false,
                        "skymap_hash": "2badd816c524363cf138d7bde009b26b",
                        "classification": {
                            "BBH": 0.0,
                            "BNS": 0.000461985,
                            "NSBH": 0.000215593,
                            "Terrestrial": 0.999322422
                        },
                        "skymap_version": 0,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-18T06:08:45Z",
                    "superevent_id": "S240518x",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-18T06:08:47.137296Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-18T06:08:47.137319Z",
                "modified": "2024-05-18T06:08:47.143038Z"
            }
        },
        {
            "id": 4258,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7488,
                "topic": "igwn.gwalert",
                "uuid": "041368ad-2841-43e4-95a6-e4375495dfda",
                "title": "S240520ca - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240520ca/files/bayestar.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240520ca/view/"
                    },
                    "event": {
                        "far": 1.4758863097351e-05,
                        "time": "2024-05-20T13:10:00.873Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 495.60289749719414,
                        "area_90": 4065.5384174028923,
                        "duration": null,
                        "pipeline": "pycbc",
                        "properties": {
                            "HasNS": 1.0,
                            "HasMassGap": 0.0,
                            "HasRemnant": 1.0
                        },
                        "instruments": [
                            "H1",
                            "L1",
                            "V1"
                        ],
                        "significant": false,
                        "skymap_hash": "ab390134c1b13458a4d0d344ee9b0c64",
                        "classification": {
                            "BBH": 0.0,
                            "BNS": 0.001434714942484239,
                            "NSBH": 0.0,
                            "Terrestrial": 0.9985652850575157
                        },
                        "skymap_version": 0,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-20T13:15:05Z",
                    "superevent_id": "S240520ca",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-20T13:15:05.894302Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-20T13:15:05.894334Z",
                "modified": "2024-05-20T13:15:05.900828Z"
            }
        },
        {
            "id": 4297,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7779,
                "topic": "igwn.gwalert",
                "uuid": "85ca61f1-735c-479d-b694-b6f967df2859",
                "title": "S240522es - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240522es/files/bayestar.multiorder.fits,1",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240522es/view/"
                    },
                    "event": {
                        "far": 2.031822280507318e-05,
                        "time": "2024-05-22T23:56:34.284Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 406.2705801350305,
                        "area_90": 1886.7321144347034,
                        "duration": null,
                        "pipeline": "pycbc",
                        "properties": {
                            "HasNS": 1.0,
                            "HasMassGap": 0.2562283297532252,
                            "HasRemnant": 1.0
                        },
                        "instruments": [
                            "H1",
                            "L1",
                            "V1"
                        ],
                        "significant": false,
                        "skymap_hash": "86d07d65657e98c066ab4de82b0543c4",
                        "classification": {
                            "BBH": 0.0,
                            "BNS": 0.0019069756168405621,
                            "NSBH": 0.0004465308890845783,
                            "Terrestrial": 0.9976464934940749
                        },
                        "skymap_version": 1,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-23T00:01:49Z",
                    "superevent_id": "S240522es",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-23T00:01:51.883823Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-23T00:01:51.883867Z",
                "modified": "2024-05-23T00:01:51.891163Z"
            }
        },
        {
            "id": 4045,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7110,
                "topic": "igwn.gwalert",
                "uuid": "48e695d8-bced-469c-b6d2-1852103f1472",
                "title": "S240501k - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240501k/files/cwb.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240501k/view/"
                    },
                    "event": {
                        "far": 7.94977e-06,
                        "time": "2024-05-01T00:51:08.949Z",
                        "group": "CBC",
                        "search": "BBH",
                        "area_50": 1509.0499740896782,
                        "area_90": 4531.34639049509,
                        "duration": null,
                        "pipeline": "CWB",
                        "properties": {
                            "HasNS": 0.0,
                            "HasMassGap": 0.004106583072100313,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "554a282c3285c87d638c5a9633fa6d5b",
                        "classification": {
                            "BBH": 0.0031744656452106224,
                            "BNS": 0.0,
                            "NSBH": 0.0,
                            "Terrestrial": 0.9968255343547894
                        },
                        "skymap_version": 0,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-01T00:57:29Z",
                    "superevent_id": "S240501k",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-01T00:57:30.573786Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-01T00:57:30.573808Z",
                "modified": "2024-05-01T00:57:30.577560Z"
            }
        },
        {
            "id": 4195,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7388,
                "topic": "igwn.gwalert",
                "uuid": "c3eba2e8-3c37-4fb2-970c-1567c8ef5064",
                "title": "S240514at - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240514at/files/bayestar.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240514at/view/"
                    },
                    "event": {
                        "far": 6.200023e-06,
                        "time": "2024-05-14T22:33:33.718Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 3608.9626744080183,
                        "area_90": 13587.324822323584,
                        "duration": null,
                        "pipeline": "MBTA",
                        "properties": {
                            "HasNS": 1.0,
                            "HasMassGap": 0.39360684992041534,
                            "HasRemnant": 0.694971237647543
                        },
                        "instruments": [
                            "H1",
                            "V1"
                        ],
                        "significant": false,
                        "skymap_hash": "958b4fb8af805b3387c110f603691442",
                        "classification": {
                            "BBH": 0.0,
                            "BNS": 0.00022345,
                            "NSBH": 0.001653532,
                            "Terrestrial": 0.998123017
                        },
                        "skymap_version": 0,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-14T22:38:45Z",
                    "superevent_id": "S240514at",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-14T22:38:46.430634Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-14T22:38:46.430650Z",
                "modified": "2024-05-14T22:38:46.435502Z"
            }
        },
        {
            "id": 4043,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7107,
                "topic": "igwn.gwalert",
                "uuid": "bbe2a0e1-a8ba-4509-bd15-06f13a8332bb",
                "title": "S240430di - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240430di/files/cwb.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240430di/view/"
                    },
                    "event": {
                        "far": 2.95439e-06,
                        "time": "2024-04-30T13:59:12.766Z",
                        "group": "CBC",
                        "search": "BBH",
                        "area_50": 337.3960453748892,
                        "area_90": 1142.2786511323982,
                        "duration": null,
                        "pipeline": "CWB",
                        "properties": {
                            "HasNS": 0.0,
                            "HasMassGap": 0.0,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "6f96fd2b2ee9717638b21b3186fbc099",
                        "classification": {
                            "BBH": 0.00996066966062914,
                            "BNS": 0.0,
                            "NSBH": 0.0,
                            "Terrestrial": 0.9900393303393709
                        },
                        "skymap_version": 0,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-04-30T14:07:12Z",
                    "superevent_id": "S240430di",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-04-30T14:07:13.515225Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-04-30T14:07:13.515253Z",
                "modified": "2024-04-30T14:07:13.518996Z"
            }
        },
        {
            "id": 2081,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 3542,
                "topic": "igwn.gwalert",
                "uuid": "8277c39a-ea9c-4cb0-908a-eca8c0d5beb1",
                "title": "S231002z - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S231002z/files/cwb.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S231002z/view/"
                    },
                    "event": {
                        "far": 1.79352e-05,
                        "time": "2023-10-02T08:57:55.339Z",
                        "group": "Burst",
                        "search": "AllSky",
                        "area_50": 1121.296310002119,
                        "area_90": 4169.610829409076,
                        "duration": 0.010751,
                        "pipeline": "CWB",
                        "properties": {},
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "71e5f1603c18ddaa1ae9a8633e652ff4",
                        "classification": {},
                        "skymap_version": 0,
                        "central_frequency": 1916.669189
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2023-10-02T09:04:34Z",
                    "superevent_id": "S231002z",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2023-10-02T09:04:35.169413Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2023-10-02T09:04:35.169437Z",
                "modified": "2023-10-02T09:04:35.176029Z"
            }
        },
        {
            "id": 4049,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7114,
                "topic": "igwn.gwalert",
                "uuid": "4f9f395e-47cf-4455-9b60-cc5010bd0a01",
                "title": "S240501af - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240501af/files/bayestar.multiorder.fits,1",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240501af/view/"
                    },
                    "event": {
                        "far": 1.643922310140007e-05,
                        "time": "2024-05-01T02:54:59.436Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 609.9566566572155,
                        "area_90": 2208.1815805505803,
                        "duration": null,
                        "pipeline": "gstlal",
                        "properties": {
                            "HasNS": 0.0,
                            "HasMassGap": 0.004106583072100313,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "H1",
                            "L1",
                            "V1"
                        ],
                        "significant": false,
                        "skymap_hash": "21c881b1d4e35f9e3081c77ff2f0f09b",
                        "classification": {
                            "BBH": 0.06763501852192522,
                            "BNS": 5.3345755045936175e-15,
                            "NSBH": 3.456603280301466e-13,
                            "Terrestrial": 0.9323649814777238
                        },
                        "skymap_version": 1,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-01T03:00:02Z",
                    "superevent_id": "S240501af",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-01T03:00:03.048818Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-01T03:00:03.048846Z",
                "modified": "2024-05-01T03:00:03.059274Z"
            }
        },
        {
            "id": 520,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 1021,
                "topic": "igwn.gwalert",
                "uuid": "92330c52-b786-4990-a9fc-855633d2100d",
                "title": "S230708bf - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S230708bf/files/bayestar.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S230708bf/view/"
                    },
                    "event": {
                        "far": 9.958279406419024e-06,
                        "time": "2023-07-08T15:51:22.082Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 763.9670405534648,
                        "area_90": 2985.367496016121,
                        "duration": null,
                        "pipeline": "spiir",
                        "properties": {
                            "HasNS": 1.0,
                            "HasMassGap": 0.5646669535507133,
                            "HasRemnant": 1.0
                        },
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "19b4007c94270175692a384895837b32",
                        "classification": {
                            "BBH": 0.0,
                            "BNS": 0.10279128324972939,
                            "NSBH": 0.013213801530038023,
                            "Terrestrial": 0.8839949152202325
                        },
                        "skymap_version": 0,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2023-07-08T15:56:20Z",
                    "superevent_id": "S230708bf",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2023-07-08T15:56:22.155532Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2023-07-08T15:56:22.155558Z",
                "modified": "2023-07-08T15:56:22.161490Z"
            }
        },
        {
            "id": 4051,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7116,
                "topic": "igwn.gwalert",
                "uuid": "79495004-003c-49d3-9d14-2c95d0eed460",
                "title": "S240501an - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240501an/files/bayestar.multiorder.fits,1",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240501an/view/"
                    },
                    "event": {
                        "far": 4.215170350882919e-10,
                        "time": "2024-05-01T03:35:34.925Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 340.12374972182545,
                        "area_90": 1457.2235914978885,
                        "duration": null,
                        "pipeline": "pycbc",
                        "properties": {
                            "HasNS": 0.0,
                            "HasMassGap": 0.0,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "H1",
                            "L1",
                            "V1"
                        ],
                        "significant": true,
                        "skymap_hash": "b6c467e1416cfeb617d07e56c1b5e33d",
                        "classification": {
                            "BBH": 0.9999871303029128,
                            "BNS": 0.0,
                            "NSBH": 0.0,
                            "Terrestrial": 1.2869697087247722e-05
                        },
                        "skymap_version": 1,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-01T03:40:48Z",
                    "superevent_id": "S240501an",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-01T03:40:48.791384Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-01T03:40:48.791401Z",
                "modified": "2024-05-01T03:40:48.794673Z"
            }
        },
        {
            "id": 4213,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7420,
                "topic": "igwn.gwalert",
                "uuid": "c03b21a7-cc40-4f80-adff-1c3eebce3269",
                "title": "S240516ak - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240516ak/files/bayestar.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240516ak/view/"
                    },
                    "event": {
                        "far": 7.960136e-06,
                        "time": "2024-05-16T04:19:39.069Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 813.6951890322265,
                        "area_90": 3676.106166024911,
                        "duration": null,
                        "pipeline": "MBTA",
                        "properties": {
                            "HasNS": 0.005712328761814774,
                            "HasMassGap": 0.16481327254728786,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "H1",
                            "L1",
                            "V1"
                        ],
                        "significant": false,
                        "skymap_hash": "040ca387df524ca9504b9c3c8252ecb6",
                        "classification": {
                            "BBH": 0.100514797,
                            "BNS": 0.0,
                            "NSBH": 0.0,
                            "Terrestrial": 0.899485203
                        },
                        "skymap_version": 0,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-16T04:24:50Z",
                    "superevent_id": "S240516ak",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-16T04:24:51.419167Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-16T04:24:51.419182Z",
                "modified": "2024-05-16T04:24:51.424253Z"
            }
        },
        {
            "id": 4053,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7118,
                "topic": "igwn.gwalert",
                "uuid": "4718f75c-cd16-4794-bac8-c2df6883ae6a",
                "title": "S240501ap - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240501ap/files/cwb.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240501ap/view/"
                    },
                    "event": {
                        "far": 1.82726e-06,
                        "time": "2024-05-01T03:49:58.387Z",
                        "group": "CBC",
                        "search": "BBH",
                        "area_50": 296.27065675954196,
                        "area_90": 1225.3687220083036,
                        "duration": null,
                        "pipeline": "CWB",
                        "properties": {
                            "HasNS": 0.0,
                            "HasMassGap": 0.03369230769230769,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "cf560648276c71e9feef315be4670a20",
                        "classification": {
                            "BBH": 0.013757698668763085,
                            "BNS": 0.0,
                            "NSBH": 0.0,
                            "Terrestrial": 0.9862423013312369
                        },
                        "skymap_version": 0,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-01T03:59:04Z",
                    "superevent_id": "S240501ap",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-01T03:59:05.516132Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-01T03:59:05.516150Z",
                "modified": "2024-05-01T03:59:05.519434Z"
            }
        },
        {
            "id": 129,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 356,
                "topic": "igwn.gwalert",
                "uuid": "29aa5008-b647-4f23-a631-18d8d4ef8b43",
                "title": "S230618y - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S230618y/files/bayestar.multiorder.fits,1",
                        "gracedb": "https://gracedb.ligo.org/superevents/S230618y/view/"
                    },
                    "event": {
                        "far": 1.473581595615358e-05,
                        "time": "2023-06-18T10:25:50.013Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 1258.1011741715395,
                        "area_90": 5325.318178864855,
                        "duration": null,
                        "pipeline": "gstlal",
                        "properties": {
                            "HasNS": 0.0,
                            "HasMassGap": 0.04649852446404171,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "680a4ed4d61ed5bd787e669fc9890ca1",
                        "classification": {
                            "BBH": 0.1284841098745418,
                            "BNS": 5.48904419931699e-15,
                            "NSBH": 1.2944810755842118e-10,
                            "Terrestrial": 0.8715158899960046
                        },
                        "skymap_version": 1,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2023-06-18T10:30:45Z",
                    "superevent_id": "S230618y",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2023-06-18T10:30:46.782556Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2023-06-18T10:30:46.782598Z",
                "modified": "2023-06-18T10:30:46.787540Z"
            }
        },
        {
            "id": 2084,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 3545,
                "topic": "igwn.gwalert",
                "uuid": "2cad021a-fd25-438d-b9da-520d6d8ac1cf",
                "title": "S231002ay - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S231002ay/files/cwb.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S231002ay/view/"
                    },
                    "event": {
                        "far": 1.8396e-05,
                        "time": "2023-10-02T13:46:32.809Z",
                        "group": "Burst",
                        "search": "AllSky",
                        "area_50": 1307.6194992389983,
                        "area_90": 5546.472054377997,
                        "duration": 0.032925,
                        "pipeline": "CWB",
                        "properties": {},
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "db3d794f5f6faac387aa9cbde0172c26",
                        "classification": {},
                        "skymap_version": 0,
                        "central_frequency": 25.852566
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2023-10-02T13:53:06Z",
                    "superevent_id": "S231002ay",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2023-10-02T13:53:07.088027Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2023-10-02T13:53:07.088062Z",
                "modified": "2023-10-02T13:53:07.093857Z"
            }
        },
        {
            "id": 4056,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7125,
                "topic": "igwn.gwalert",
                "uuid": "77192aa7-18e8-4eaa-8861-14ab6f6a387b",
                "title": "S240501dc - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240501dc/files/bayestar.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240501dc/view/"
                    },
                    "event": {
                        "far": 9.985688267673738e-06,
                        "time": "2024-05-01T12:03:12.964Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 313.4761764863709,
                        "area_90": 1103.6711434526846,
                        "duration": null,
                        "pipeline": "pycbc",
                        "properties": {
                            "HasNS": 1.0,
                            "HasMassGap": 0.5313688523828345,
                            "HasRemnant": 0.9360369061491641
                        },
                        "instruments": [
                            "H1",
                            "L1",
                            "V1"
                        ],
                        "significant": false,
                        "skymap_hash": "8c2b93d6a03888686b2aa6f5739cfe0c",
                        "classification": {
                            "BBH": 0.0,
                            "BNS": 0.0005756806678180204,
                            "NSBH": 0.002016334524262562,
                            "Terrestrial": 0.9974079848079194
                        },
                        "skymap_version": 0,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-01T12:08:21Z",
                    "superevent_id": "S240501dc",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-01T12:08:22.688748Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-01T12:08:22.688766Z",
                "modified": "2024-05-01T12:08:22.692045Z"
            }
        },
        {
            "id": 2085,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 3546,
                "topic": "igwn.gwalert",
                "uuid": "c82f58da-073a-49ba-9e62-2ed58214a611",
                "title": "S231002ba - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S231002ba/files/bayestar.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S231002ba/view/"
                    },
                    "event": {
                        "far": 2.117757799207394e-05,
                        "time": "2023-10-02T13:51:45.534Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 481.3349055286042,
                        "area_90": 1858.1961304975234,
                        "duration": null,
                        "pipeline": "pycbc",
                        "properties": {
                            "HasNS": 0.6722628271914335,
                            "HasMassGap": 0.06289372781233364,
                            "HasRemnant": 0.021849904776636685
                        },
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "8c0c09d123e20aa90d32f233267ec9e5",
                        "classification": {
                            "BBH": 0.00012696153364093234,
                            "BNS": 0.0,
                            "NSBH": 0.0012557610143092287,
                            "Terrestrial": 0.9986172774520499
                        },
                        "skymap_version": 0,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2023-10-02T13:56:53Z",
                    "superevent_id": "S231002ba",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2023-10-02T13:56:54.766348Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2023-10-02T13:56:54.766385Z",
                "modified": "2023-10-02T13:56:54.775170Z"
            }
        },
        {
            "id": 4197,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7391,
                "topic": "igwn.gwalert",
                "uuid": "1adbd531-46c5-41cd-8982-d043aacab755",
                "title": "S240515m - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240515m/files/bayestar.multiorder.fits,1",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240515m/view/"
                    },
                    "event": {
                        "far": 5.271760700639066e-21,
                        "time": "2024-05-15T00:53:01.114Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 236.1562494212921,
                        "area_90": 977.9869200823123,
                        "duration": null,
                        "pipeline": "gstlal",
                        "properties": {
                            "HasNS": 0.0,
                            "HasMassGap": 0.0,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "H1",
                            "L1",
                            "V1"
                        ],
                        "significant": true,
                        "skymap_hash": "284ebda2313b31244b537768cab3c25a",
                        "classification": {
                            "BBH": 0.9999999999999569,
                            "BNS": 2.9867100010133488e-28,
                            "NSBH": 2.385569909024657e-26,
                            "Terrestrial": 4.3076653355456074e-14
                        },
                        "skymap_version": 1,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-15T00:58:21Z",
                    "superevent_id": "S240515m",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-15T00:58:23.184123Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-15T00:58:23.184162Z",
                "modified": "2024-05-15T00:58:23.190662Z"
            }
        },
        {
            "id": 4058,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7129,
                "topic": "igwn.gwalert",
                "uuid": "c1ad07ce-2f38-442f-8d2b-92d869532e5a",
                "title": "S240501dr - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240501dr/files/bayestar.multiorder.fits,1",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240501dr/view/"
                    },
                    "event": {
                        "far": 1.122578246491221e-05,
                        "time": "2024-05-01T15:10:40.304Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 450.9629667425251,
                        "area_90": 1764.6148890564784,
                        "duration": null,
                        "pipeline": "pycbc",
                        "properties": {
                            "HasNS": 1.0,
                            "HasMassGap": 0.5823470124882643,
                            "HasRemnant": 0.03665446682863037
                        },
                        "instruments": [
                            "H1",
                            "L1",
                            "V1"
                        ],
                        "significant": false,
                        "skymap_hash": "8d17a1e82cac64dec92f98e53ee0b88c",
                        "classification": {
                            "BBH": 0.0,
                            "BNS": 0.0010762596469251664,
                            "NSBH": 0.0006647265367864904,
                            "Terrestrial": 0.9982590138162883
                        },
                        "skymap_version": 1,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-01T15:15:49Z",
                    "superevent_id": "S240501dr",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-01T15:15:50.609910Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-01T15:15:50.609935Z",
                "modified": "2024-05-01T15:15:50.614225Z"
            }
        },
        {
            "id": 4060,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7140,
                "topic": "igwn.gwalert",
                "uuid": "87d92986-7aee-4370-8bbe-f6b758c34964",
                "title": "S240502bb - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240502bb/files/bayestar.multiorder.fits,1",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240502bb/view/"
                    },
                    "event": {
                        "far": 1.006982389074412e-05,
                        "time": "2024-05-02T12:21:19.833Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 198.07330026983544,
                        "area_90": 1271.5298724949178,
                        "duration": null,
                        "pipeline": "gstlal",
                        "properties": {
                            "HasNS": 1.0,
                            "HasMassGap": 0.5643594277431873,
                            "HasRemnant": 1.0
                        },
                        "instruments": [
                            "H1",
                            "L1",
                            "V1"
                        ],
                        "significant": false,
                        "skymap_hash": "f8cffe652bf520ff0e42584538833b8f",
                        "classification": {
                            "BBH": 1.3139248681679204e-15,
                            "BNS": 1.8764739064909874e-16,
                            "NSBH": 0.007943515832076097,
                            "Terrestrial": 0.9920564841679224
                        },
                        "skymap_version": 1,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-02T12:26:43Z",
                    "superevent_id": "S240502bb",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-02T12:26:44.178459Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-02T12:26:44.178474Z",
                "modified": "2024-05-02T12:26:44.184838Z"
            }
        },
        {
            "id": 2087,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 3550,
                "topic": "igwn.gwalert",
                "uuid": "86b55fd8-3c65-41c0-8006-a2a00d4eae95",
                "title": "S231002bb - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S231002bb/files/bayestar.multiorder.fits,1",
                        "gracedb": "https://gracedb.ligo.org/superevents/S231002bb/view/"
                    },
                    "event": {
                        "far": 2.353158379264642e-06,
                        "time": "2023-10-02T14:39:16.703Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 1563.813884439707,
                        "area_90": 6615.312511554418,
                        "duration": null,
                        "pipeline": "spiir",
                        "properties": {
                            "HasNS": 0.0,
                            "HasMassGap": 0.0,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "d53b696483d54e0d2bf458e12cac6e87",
                        "classification": {
                            "BBH": 0.27866602954395864,
                            "BNS": 0.0,
                            "NSBH": 0.0,
                            "Terrestrial": 0.7213339704560413
                        },
                        "skymap_version": 1,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2023-10-02T14:44:24Z",
                    "superevent_id": "S231002bb",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2023-10-02T14:44:25.144440Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2023-10-02T14:44:25.144466Z",
                "modified": "2023-10-02T14:44:25.151171Z"
            }
        },
        {
            "id": 4062,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7142,
                "topic": "igwn.gwalert",
                "uuid": "c71b1aab-bcd4-4f72-a03e-e7aa33a9bcd9",
                "title": "S240502bf - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240502bf/files/cwb.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240502bf/view/"
                    },
                    "event": {
                        "far": 4.15198e-06,
                        "time": "2024-05-02T12:43:03.781Z",
                        "group": "Burst",
                        "search": "AllSky",
                        "area_50": 1327.7625467240662,
                        "area_90": 5447.015757420474,
                        "duration": 0.051354,
                        "pipeline": "CWB",
                        "properties": {},
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "fca297ae652dfb035c2a590cae81c0fb",
                        "classification": {},
                        "skymap_version": 0,
                        "central_frequency": 754.351807
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-02T12:49:51Z",
                    "superevent_id": "S240502bf",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-02T12:49:52.248134Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-02T12:49:52.248150Z",
                "modified": "2024-05-02T12:49:52.254668Z"
            }
        },
        {
            "id": 522,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 1023,
                "topic": "igwn.gwalert",
                "uuid": "df0413ad-6b35-4f90-b891-f7ea518366e5",
                "title": "S230708bi - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S230708bi/files/bayestar.multiorder.fits,1",
                        "gracedb": "https://gracedb.ligo.org/superevents/S230708bi/view/"
                    },
                    "event": {
                        "far": 1.112553439123403e-09,
                        "time": "2023-07-08T17:17:37.194Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 180.7104129845294,
                        "area_90": 769.6322726586401,
                        "duration": null,
                        "pipeline": "gstlal",
                        "properties": {
                            "HasNS": 0.0,
                            "HasMassGap": 0.0007692307692307692,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": true,
                        "skymap_hash": "a156182b01ebfbc8161e020f0f89bb00",
                        "classification": {
                            "BBH": 0.9989851950944884,
                            "BNS": 1.5372842373974754e-32,
                            "NSBH": 1.1554140211856369e-30,
                            "Terrestrial": 0.001014804905511646
                        },
                        "skymap_version": 1,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2023-07-08T17:24:35Z",
                    "superevent_id": "S230708bi",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2023-07-08T17:24:36.633304Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2023-07-08T17:24:36.633332Z",
                "modified": "2023-07-08T17:24:36.640460Z"
            }
        },
        {
            "id": 4064,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7149,
                "topic": "igwn.gwalert",
                "uuid": "69b33f9d-e8c7-4216-b45e-fff622b9104b",
                "title": "S240502ck - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240502ck/files/cwb.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240502ck/view/"
                    },
                    "event": {
                        "far": 9.64029e-06,
                        "time": "2024-05-02T19:42:04.629Z",
                        "group": "CBC",
                        "search": "BBH",
                        "area_50": 1571.9969974805158,
                        "area_90": 5452.051519291741,
                        "duration": null,
                        "pipeline": "CWB",
                        "properties": {
                            "HasNS": 0.0,
                            "HasMassGap": 0.03369230769230769,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "b8e8298001a084a1e8aa8d6bb18aeece",
                        "classification": {
                            "BBH": 0.0021594021216073678,
                            "BNS": 0.0,
                            "NSBH": 0.0,
                            "Terrestrial": 0.9978405978783926
                        },
                        "skymap_version": 0,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-02T19:48:46Z",
                    "superevent_id": "S240502ck",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-02T19:48:47.350337Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-02T19:48:47.350354Z",
                "modified": "2024-05-02T19:48:47.356684Z"
            }
        },
        {
            "id": 2089,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 3553,
                "topic": "igwn.gwalert",
                "uuid": "7a250234-8ae6-4879-9bc6-a636365e2c88",
                "title": "S231002be - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S231002be/files/olib.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S231002be/view/"
                    },
                    "event": {
                        "far": 1.3969792500800008e-06,
                        "time": "2023-10-02T14:41:32.107Z",
                        "group": "Burst",
                        "search": "AllSky",
                        "area_50": 561.0678018236651,
                        "area_90": 6846.9575576327,
                        "duration": 0.004397590888783796,
                        "pipeline": "oLIB",
                        "properties": {},
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "59d4e8306dc0585621f9bfd7db3cb446",
                        "classification": {},
                        "skymap_version": 0,
                        "central_frequency": 415.5829926042343
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2023-10-02T15:06:18Z",
                    "superevent_id": "S231002be",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2023-10-02T15:06:19.583509Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2023-10-02T15:06:19.583534Z",
                "modified": "2023-10-02T15:06:19.589329Z"
            }
        },
        {
            "id": 4066,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7153,
                "topic": "igwn.gwalert",
                "uuid": "5f1036e1-6f80-402a-a8b2-fd5e08431ee0",
                "title": "S240503j - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240503j/files/cwb.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240503j/view/"
                    },
                    "event": {
                        "far": 5.42624e-06,
                        "time": "2024-05-03T00:52:18.529Z",
                        "group": "Burst",
                        "search": "AllSky",
                        "area_50": 414.61106073431654,
                        "area_90": 1733.14137736106,
                        "duration": 0.041538,
                        "pipeline": "CWB",
                        "properties": {},
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "ea90e93cc8264732ae14cb45a0f21e8c",
                        "classification": {},
                        "skymap_version": 0,
                        "central_frequency": 996.382751
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-03T00:58:19Z",
                    "superevent_id": "S240503j",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-03T00:58:20.035592Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-03T00:58:20.035608Z",
                "modified": "2024-05-03T00:58:20.041911Z"
            }
        },
        {
            "id": 4041,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7105,
                "topic": "igwn.gwalert",
                "uuid": "279f5fd5-f038-4221-aa3a-54b3bb531048",
                "title": "S240430cu - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240430cu/files/bayestar.multiorder.fits,1",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240430cu/view/"
                    },
                    "event": {
                        "far": 5.723438582350414e-06,
                        "time": "2024-04-30T12:30:13.707Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 684.8636144923124,
                        "area_90": 2503.612943664911,
                        "duration": null,
                        "pipeline": "pycbc",
                        "properties": {
                            "HasNS": 1.0,
                            "HasMassGap": 0.0,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "H1",
                            "L1",
                            "V1"
                        ],
                        "significant": false,
                        "skymap_hash": "4da87b433d28403ba6d97f32d3f53b8a",
                        "classification": {
                            "BBH": 0.0009039292930748566,
                            "BNS": 0.0,
                            "NSBH": 0.006465823865510712,
                            "Terrestrial": 0.9926302468414144
                        },
                        "skymap_version": 1,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-04-30T12:35:22Z",
                    "superevent_id": "S240430cu",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-04-30T12:35:23.121269Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-04-30T12:35:23.121293Z",
                "modified": "2024-04-30T12:35:23.125084Z"
            }
        },
        {
            "id": 1038,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 1852,
                "topic": "igwn.gwalert",
                "uuid": "b5554179-2e26-413f-ae5e-907d79cc7c85",
                "title": "S230805ax - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S230805ax/files/bayestar.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S230805ax/view/"
                    },
                    "event": {
                        "far": 3.558867774700047e-06,
                        "time": "2023-08-05T07:59:54.484Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 2303.021762459442,
                        "area_90": 7981.682565958199,
                        "duration": null,
                        "pipeline": "spiir",
                        "properties": {
                            "HasNS": 1.0,
                            "HasMassGap": 0.0,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "4bb10048313963f9b17c3a7057b290d3",
                        "classification": {
                            "BBH": 0.0788712432894497,
                            "BNS": 0.0,
                            "NSBH": 0.20766809429269403,
                            "Terrestrial": 0.7134606624178563
                        },
                        "skymap_version": 0,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2023-08-05T08:05:07Z",
                    "superevent_id": "S230805ax",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2023-08-05T08:05:09.069243Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2023-08-05T08:05:09.069266Z",
                "modified": "2023-08-05T08:05:09.073191Z"
            }
        },
        {
            "id": 4038,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7101,
                "topic": "igwn.gwalert",
                "uuid": "8bcd8c5c-bba1-4a75-8542-81b794ec02ec",
                "title": "S240430co - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240430co/files/bayestar.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240430co/view/"
                    },
                    "event": {
                        "far": 2.29358826891035e-05,
                        "time": "2024-04-30T12:00:15.894Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 376.0560089074284,
                        "area_90": 1579.9702871100217,
                        "duration": null,
                        "pipeline": "pycbc",
                        "properties": {
                            "HasNS": 1.0,
                            "HasMassGap": 0.45594227994228,
                            "HasRemnant": 1.0
                        },
                        "instruments": [
                            "H1",
                            "L1",
                            "V1"
                        ],
                        "significant": false,
                        "skymap_hash": "7da701ae0ca01ce201c7eb18bc7061ba",
                        "classification": {
                            "BBH": 0.0,
                            "BNS": 0.0018277848537725414,
                            "NSBH": 0.0,
                            "Terrestrial": 0.9981722151462274
                        },
                        "skymap_version": 0,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-04-30T12:05:33Z",
                    "superevent_id": "S240430co",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-04-30T12:05:33.652436Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-04-30T12:05:33.652460Z",
                "modified": "2024-04-30T12:05:33.656056Z"
            }
        },
        {
            "id": 4193,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7386,
                "topic": "igwn.gwalert",
                "uuid": "41b915a4-7b4a-49ec-8265-8fd23cb5d0b8",
                "title": "S240514as - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240514as/files/cwb.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240514as/view/"
                    },
                    "event": {
                        "far": 5.73006e-07,
                        "time": "2024-05-14T20:23:41.734Z",
                        "group": "Burst",
                        "search": "AllSky",
                        "area_50": 1086.0459769032502,
                        "area_90": 4433.149034005384,
                        "duration": 0.069855,
                        "pipeline": "CWB",
                        "properties": {},
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "5c3e227afe8a2a10b114d7cdec274157",
                        "classification": {},
                        "skymap_version": 0,
                        "central_frequency": 883.461975
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-14T20:34:08Z",
                    "superevent_id": "S240514as",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-14T20:34:09.739581Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-14T20:34:09.739595Z",
                "modified": "2024-05-14T20:34:09.744330Z"
            }
        },
        {
            "id": 4070,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7160,
                "topic": "igwn.gwalert",
                "uuid": "efa2c0d8-f4b1-484a-bd0f-4bdbbea047ac",
                "title": "S240503bk - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240503bk/files/cwb.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240503bk/view/"
                    },
                    "event": {
                        "far": 1.59834e-05,
                        "time": "2024-05-03T10:20:16.976Z",
                        "group": "Burst",
                        "search": "AllSky",
                        "area_50": 462.45079851135296,
                        "area_90": 1914.4288047266716,
                        "duration": 0.002712,
                        "pipeline": "CWB",
                        "properties": {},
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "5ae1fc68d3c9f7852b0200db8c76e4d9",
                        "classification": {},
                        "skymap_version": 0,
                        "central_frequency": 195.732437
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-03T10:27:33Z",
                    "superevent_id": "S240503bk",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-03T10:27:34.496835Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-03T10:27:34.496850Z",
                "modified": "2024-05-03T10:27:34.503336Z"
            }
        },
        {
            "id": 4072,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7162,
                "topic": "igwn.gwalert",
                "uuid": "67ddae38-2066-45a2-bf2f-a5782c4d236e",
                "title": "S240503bp - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240503bp/files/bayestar.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240503bp/view/"
                    },
                    "event": {
                        "far": 1.739014342850297e-05,
                        "time": "2024-05-03T11:47:24.457Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 374.7446125867861,
                        "area_90": 1740.6950201679604,
                        "duration": null,
                        "pipeline": "pycbc",
                        "properties": {
                            "HasNS": 1.0,
                            "HasMassGap": 0.0,
                            "HasRemnant": 0.05310230839264139
                        },
                        "instruments": [
                            "H1",
                            "L1",
                            "V1"
                        ],
                        "significant": false,
                        "skymap_hash": "121b83cd8fc633f34338507c46669e98",
                        "classification": {
                            "BBH": 0.0006928493628129545,
                            "BNS": 0.0,
                            "NSBH": 0.0018285450121247715,
                            "Terrestrial": 0.9974786056250623
                        },
                        "skymap_version": 0,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-03T11:52:26Z",
                    "superevent_id": "S240503bp",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-03T11:52:27.164904Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-03T11:52:27.164921Z",
                "modified": "2024-05-03T11:52:27.171225Z"
            }
        },
        {
            "id": 2093,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 3557,
                "topic": "igwn.gwalert",
                "uuid": "f183c876-d35c-4409-8d9a-19b53ceedc60",
                "title": "S231002bl - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S231002bl/files/cwb.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S231002bl/view/"
                    },
                    "event": {
                        "far": 4.3922e-06,
                        "time": "2023-10-02T17:46:11.672Z",
                        "group": "Burst",
                        "search": "BBH",
                        "area_50": 1585.4256958038945,
                        "area_90": 5290.907139411197,
                        "duration": 0.027203,
                        "pipeline": "CWB",
                        "properties": {},
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "8b7c87d038f9768e80ab269afab86220",
                        "classification": {},
                        "skymap_version": 0,
                        "central_frequency": 36.434456
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2023-10-02T17:51:55Z",
                    "superevent_id": "S231002bl",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2023-10-02T17:51:55.619080Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2023-10-02T17:51:55.619103Z",
                "modified": "2023-10-02T17:51:55.624578Z"
            }
        },
        {
            "id": 1047,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 1868,
                "topic": "igwn.gwalert",
                "uuid": "e09dbad7-4f17-4591-9e1c-3e504ff4dd7b",
                "title": "S230805cj - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S230805cj/files/bayestar.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S230805cj/view/"
                    },
                    "event": {
                        "far": 1.213851101056207e-05,
                        "time": "2023-08-05T22:08:16.212Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 2771.3476164872736,
                        "area_90": 8906.584162980906,
                        "duration": null,
                        "pipeline": "spiir",
                        "properties": {
                            "HasNS": 0.18364594723877947,
                            "HasMassGap": 0.12023427955959926,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "0331bc0a95e78d6f39aaa9c3ef54406e",
                        "classification": {
                            "BBH": 0.12728848932203887,
                            "BNS": 0.0,
                            "NSBH": 0.016100308398196327,
                            "Terrestrial": 0.8566112022797648
                        },
                        "skymap_version": 0,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2023-08-05T22:13:15Z",
                    "superevent_id": "S230805cj",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2023-08-05T22:13:16.336265Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2023-08-05T22:13:16.336284Z",
                "modified": "2023-08-05T22:13:16.341748Z"
            }
        },
        {
            "id": 4075,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7167,
                "topic": "igwn.gwalert",
                "uuid": "514e9bc1-629b-4d3c-b1fe-648bf1e06581",
                "title": "S240503cx - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240503cx/files/bayestar.multiorder.fits,1",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240503cx/view/"
                    },
                    "event": {
                        "far": 1.398693217559617e-05,
                        "time": "2024-05-03T14:25:19.561Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 406.9525062217646,
                        "area_90": 1598.4347473046676,
                        "duration": null,
                        "pipeline": "pycbc",
                        "properties": {
                            "HasNS": 0.7298691841311484,
                            "HasMassGap": 0.7609511154505961,
                            "HasRemnant": 7.887690857782881e-05
                        },
                        "instruments": [
                            "H1",
                            "L1",
                            "V1"
                        ],
                        "significant": false,
                        "skymap_hash": "fa4c3b1205e6dc8ad1c28d588e310512",
                        "classification": {
                            "BBH": 0.0010532282643758472,
                            "BNS": 0.0,
                            "NSBH": 0.002729873717031786,
                            "Terrestrial": 0.9962168980185924
                        },
                        "skymap_version": 1,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-03T14:30:31Z",
                    "superevent_id": "S240503cx",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-03T14:30:32.372200Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-03T14:30:32.372224Z",
                "modified": "2024-05-03T14:30:32.379464Z"
            }
        },
        {
            "id": 4076,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7169,
                "topic": "igwn.gwalert",
                "uuid": "c5fe073c-b339-494d-a771-beb093b7b1d6",
                "title": "S240503cz - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240503cz/files/cwb.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240503cz/view/"
                    },
                    "event": {
                        "far": 9.19477e-06,
                        "time": "2024-05-03T14:24:55.098Z",
                        "group": "CBC",
                        "search": "BBH",
                        "area_50": 2520.3988165691344,
                        "area_90": 8251.935119716194,
                        "duration": null,
                        "pipeline": "CWB",
                        "properties": {
                            "HasNS": 0.0,
                            "HasMassGap": 0.04264138160689884,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "9b0c72370e59201c78283959c81834b5",
                        "classification": {
                            "BBH": 0.002044566625587718,
                            "BNS": 0.0,
                            "NSBH": 0.0,
                            "Terrestrial": 0.9979554333744123
                        },
                        "skymap_version": 0,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-03T14:31:17Z",
                    "superevent_id": "S240503cz",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-03T14:31:18.563772Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-03T14:31:18.563795Z",
                "modified": "2024-05-03T14:31:18.570461Z"
            }
        },
        {
            "id": 2095,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 3560,
                "topic": "igwn.gwalert",
                "uuid": "3b446be9-18ab-4bc6-b25f-65ae561285a2",
                "title": "S231002bt - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S231002bt/files/cwb.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S231002bt/view/"
                    },
                    "event": {
                        "far": 6.03912e-06,
                        "time": "2023-10-02T20:21:39.612Z",
                        "group": "Burst",
                        "search": "AllSky",
                        "area_50": 920.7051287966502,
                        "area_90": 3380.674802910581,
                        "duration": 0.011246,
                        "pipeline": "CWB",
                        "properties": {},
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "7abc47886bbd06bdd98bd63328d2096c",
                        "classification": {},
                        "skymap_version": 0,
                        "central_frequency": 1713.262695
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2023-10-02T20:27:42Z",
                    "superevent_id": "S231002bt",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2023-10-02T20:27:42.962742Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2023-10-02T20:27:42.962770Z",
                "modified": "2023-10-02T20:27:42.968604Z"
            }
        },
        {
            "id": 4078,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7174,
                "topic": "igwn.gwalert",
                "uuid": "c1dc9000-108c-4224-b0b3-3fa262fc5d11",
                "title": "S240503ff - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240503ff/files/bayestar.multiorder.fits,1",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240503ff/view/"
                    },
                    "event": {
                        "far": 1.277059991204101e-05,
                        "time": "2024-05-03T23:43:08.682Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 1957.232780632441,
                        "area_90": 10373.669454810022,
                        "duration": null,
                        "pipeline": "gstlal",
                        "properties": {
                            "HasNS": 0.0,
                            "HasMassGap": 0.004106583072100313,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "H1",
                            "L1",
                            "V1"
                        ],
                        "significant": false,
                        "skymap_hash": "693d9a26c5c3695262ceec1ba6596725",
                        "classification": {
                            "BBH": 0.09708703172406771,
                            "BNS": 1.5912676898502722e-14,
                            "NSBH": 1.018691787124917e-12,
                            "Terrestrial": 0.9029129682748976
                        },
                        "skymap_version": 1,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-03T23:48:10Z",
                    "superevent_id": "S240503ff",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-03T23:48:10.351901Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-03T23:48:10.351917Z",
                "modified": "2024-05-03T23:48:10.358484Z"
            }
        },
        {
            "id": 262,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 607,
                "topic": "igwn.gwalert",
                "uuid": "963947bf-cce8-4c6a-a8b5-23ab0b5e31f6",
                "title": "S230625y - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S230625y/files/bayestar.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S230625y/view/"
                    },
                    "event": {
                        "far": 2.2731619537808e-05,
                        "time": "2023-06-25T11:59:32.715Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 811.5969549191985,
                        "area_90": 3351.2995253281897,
                        "duration": null,
                        "pipeline": "spiir",
                        "properties": {
                            "HasNS": 1.0,
                            "HasMassGap": 0.9210047740272868,
                            "HasRemnant": 0.12934833832786144
                        },
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "6b1059fb2963c340ac01b0c32c8533fc",
                        "classification": {
                            "BBH": 0.0,
                            "BNS": 0.05360487748475824,
                            "NSBH": 0.06242566509624395,
                            "Terrestrial": 0.8839694574189978
                        },
                        "skymap_version": 0,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2023-06-25T12:08:14Z",
                    "superevent_id": "S230625y",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2023-06-25T12:08:15.583018Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2023-06-25T12:08:15.583045Z",
                "modified": "2023-06-25T12:08:15.588242Z"
            }
        },
        {
            "id": 4199,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7393,
                "topic": "igwn.gwalert",
                "uuid": "6acfd34e-5522-41ba-a141-003b008963a5",
                "title": "S240515s - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240515s/files/cwb.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240515s/view/"
                    },
                    "event": {
                        "far": 7.58356e-06,
                        "time": "2024-05-15T01:11:28.759Z",
                        "group": "Burst",
                        "search": "AllSky",
                        "area_50": 314.7351169541877,
                        "area_90": 1170.814635069578,
                        "duration": 0.0299,
                        "pipeline": "CWB",
                        "properties": {},
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "4b238e7a86051e793f18f731f6b7f6cc",
                        "classification": {},
                        "skymap_version": 0,
                        "central_frequency": 996.913818
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-15T01:19:16Z",
                    "superevent_id": "S240515s",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-15T01:19:16.557109Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-15T01:19:16.557135Z",
                "modified": "2024-05-15T01:19:16.563084Z"
            }
        },
        {
            "id": 2097,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 3562,
                "topic": "igwn.gwalert",
                "uuid": "7a14c7f9-9a87-4a2b-98a2-1e4c11a1a64c",
                "title": "S231002bv - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S231002bv/files/cwb.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S231002bv/view/"
                    },
                    "event": {
                        "far": 1.66887e-05,
                        "time": "2023-10-02T20:54:28.927Z",
                        "group": "Burst",
                        "search": "AllSky",
                        "area_50": 1300.6953266660062,
                        "area_90": 5802.666439578706,
                        "duration": 0.042259,
                        "pipeline": "CWB",
                        "properties": {},
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "b3eafd279586546f909709df075b7830",
                        "classification": {},
                        "skymap_version": 0,
                        "central_frequency": 633.322693
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2023-10-02T21:03:13Z",
                    "superevent_id": "S231002bv",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2023-10-02T21:03:15.520745Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2023-10-02T21:03:15.520769Z",
                "modified": "2023-10-02T21:03:15.526379Z"
            }
        },
        {
            "id": 4082,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7181,
                "topic": "igwn.gwalert",
                "uuid": "760d536b-3c0b-40e4-ab7f-42f217e5c87d",
                "title": "S240504bv - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240504bv/files/bayestar.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240504bv/view/"
                    },
                    "event": {
                        "far": 9.856354e-06,
                        "time": "2024-05-04T12:06:08.996Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 519.7325897970152,
                        "area_90": 1995.840288312155,
                        "duration": null,
                        "pipeline": "MBTA",
                        "properties": {
                            "HasNS": 0.0,
                            "HasMassGap": 0.004106583072100313,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "H1",
                            "L1",
                            "V1"
                        ],
                        "significant": false,
                        "skymap_hash": "2018e044d698d39f4c6795e8d4a5c582",
                        "classification": {
                            "BBH": 0.079528339,
                            "BNS": 0.0,
                            "NSBH": 0.0,
                            "Terrestrial": 0.920471661
                        },
                        "skymap_version": 0,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-04T12:11:19Z",
                    "superevent_id": "S240504bv",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-04T12:11:21.251215Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-04T12:11:21.251232Z",
                "modified": "2024-05-04T12:11:21.257302Z"
            }
        },
        {
            "id": 1049,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 1872,
                "topic": "igwn.gwalert",
                "uuid": "a5ef3614-437b-4899-b8fa-ba26883df854",
                "title": "S230806f - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S230806f/files/bayestar.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S230806f/view/"
                    },
                    "event": {
                        "far": 4.148255356994923e-06,
                        "time": "2023-08-06T04:06:27.694Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 292.9134821786973,
                        "area_90": 1137.8723594950395,
                        "duration": null,
                        "pipeline": "spiir",
                        "properties": {
                            "HasNS": 1.0,
                            "HasMassGap": 0.0,
                            "HasRemnant": 1.0
                        },
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "299221fb022b3704a793e7ab75ba4e0e",
                        "classification": {
                            "BBH": 0.0,
                            "BNS": 0.16109806447521738,
                            "NSBH": 0.0,
                            "Terrestrial": 0.8389019355247826
                        },
                        "skymap_version": 0,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2023-08-06T04:11:28Z",
                    "superevent_id": "S230806f",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2023-08-06T04:11:28.803983Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2023-08-06T04:11:28.804005Z",
                "modified": "2023-08-06T04:11:28.809272Z"
            }
        },
        {
            "id": 4084,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7183,
                "topic": "igwn.gwalert",
                "uuid": "6dcdfd8d-6c8e-4cc5-ba80-512ff6603ae0",
                "title": "S240504by - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240504by/files/cwb.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240504by/view/"
                    },
                    "event": {
                        "far": 1.48123e-05,
                        "time": "2024-05-04T13:02:07.514Z",
                        "group": "Burst",
                        "search": "AllSky",
                        "area_50": 93.16159461843957,
                        "area_90": 334.0388707940445,
                        "duration": 0.130917,
                        "pipeline": "CWB",
                        "properties": {},
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "5198be862e7726643ff7fe1bbcef36a1",
                        "classification": {},
                        "skymap_version": 0,
                        "central_frequency": 1232.210693
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-04T13:08:33Z",
                    "superevent_id": "S240504by",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-04T13:08:33.792986Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-04T13:08:33.793000Z",
                "modified": "2024-05-04T13:08:33.801225Z"
            }
        },
        {
            "id": 2099,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 3564,
                "topic": "igwn.gwalert",
                "uuid": "24e215ca-b484-49c8-b13f-ab32517cbf03",
                "title": "S231002bz - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S231002bz/files/cwb.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S231002bz/view/"
                    },
                    "event": {
                        "far": 2.12096e-05,
                        "time": "2023-10-02T22:02:00.705Z",
                        "group": "Burst",
                        "search": "AllSky",
                        "area_50": 2162.440076886572,
                        "area_90": 8315.301789929636,
                        "duration": 0.078587,
                        "pipeline": "CWB",
                        "properties": {},
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "03fdbd66fc28c11d9e9f72bf58c948d0",
                        "classification": {},
                        "skymap_version": 0,
                        "central_frequency": 26.517965
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2023-10-02T22:09:06Z",
                    "superevent_id": "S231002bz",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2023-10-02T22:09:07.937316Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2023-10-02T22:09:07.937342Z",
                "modified": "2023-10-02T22:09:07.942814Z"
            }
        },
        {
            "id": 4086,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 7185,
                "topic": "igwn.gwalert",
                "uuid": "c103937e-2e25-49f6-b4b6-c4212d31ac71",
                "title": "S240504ca - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S240504ca/files/cwb.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S240504ca/view/"
                    },
                    "event": {
                        "far": 1.03367e-05,
                        "time": "2024-05-04T13:31:47.236Z",
                        "group": "Burst",
                        "search": "AllSky",
                        "area_50": 1307.6194992389983,
                        "area_90": 4479.310184491998,
                        "duration": 0.010461,
                        "pipeline": "CWB",
                        "properties": {},
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": false,
                        "skymap_hash": "bfc36d9de10e200fb15b18916a77f2e3",
                        "classification": {},
                        "skymap_version": 0,
                        "central_frequency": 753.748718
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2024-05-04T13:38:00Z",
                    "superevent_id": "S240504ca",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2024-05-04T13:38:01.443881Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2024-05-04T13:38:01.443903Z",
                "modified": "2024-05-04T13:38:01.450207Z"
            }
        },
        {
            "id": 2075,
            "sequence_number": 2,
            "sequence_type": "PRELIMINARY",
            "message": {
                "id": 3531,
                "topic": "igwn.gwalert",
                "uuid": "b149b6b5-6deb-4551-ac52-099d9030dfd3",
                "title": "S231001aq - PRELIMINARY",
                "submitter": "cody.messick-30d512c8",
                "authors": "LVK",
                "data": {
                    "urls": {
                        "skymap": "https://gracedb.ligo.org/api/superevents/S231001aq/files/bayestar.multiorder.fits,0",
                        "gracedb": "https://gracedb.ligo.org/superevents/S231001aq/view/"
                    },
                    "event": {
                        "far": 4.96572849137221e-09,
                        "time": "2023-10-01T14:02:20.720Z",
                        "group": "CBC",
                        "search": "AllSky",
                        "area_50": 1011.9783127133647,
                        "area_90": 4090.7172267592287,
                        "duration": null,
                        "pipeline": "gstlal",
                        "properties": {
                            "HasNS": 0.0,
                            "HasMassGap": 0.0044453032347769195,
                            "HasRemnant": 0.0
                        },
                        "instruments": [
                            "H1",
                            "L1"
                        ],
                        "significant": true,
                        "skymap_hash": "ed22276c7500ab4ae5d06cefeb6cbc79",
                        "classification": {
                            "BBH": 0.9960470074647623,
                            "BNS": 2.766204781563856e-24,
                            "NSBH": 2.170215506727908e-22,
                            "Terrestrial": 0.0039529925352377315
                        },
                        "skymap_version": 0,
                        "central_frequency": null
                    },
                    "alert_type": "PRELIMINARY",
                    "sequence_num": 2,
                    "time_created": "2023-10-01T14:07:31Z",
                    "superevent_id": "S231001aq",
                    "external_coinc": null
                },
                "message_text": "",
                "published": "2023-10-01T14:07:33.074880Z",
                "message_parser": "IGWN Alert Avro Parser v1",
                "retracted": false,
                "created": "2023-10-01T14:07:33.074915Z",
                "modified": "2023-10-01T14:07:33.081355Z"
            }
        }
    ]
}