View for listing all Superevents, retrieving individual superevents,
creating new superevents, and updating existing superevents.

GET /apiweb/superevents/S200114f/
HTTP 200 OK
Allow: GET, PATCH, HEAD, OPTIONS
Cache-Control: max-age=0, no-cache, no-store, must-revalidate
Content-Type: application/json
Expires: Fri, 30 Oct 2020 10:18:27 GMT
Vary: Accept

{
    "superevent_id": "S200114f",
    "gw_id": null,
    "category": "Production",
    "created": "2020-01-14 02:11:12 UTC",
    "submitter": "emfollow",
    "em_type": null,
    "t_start": 1263002916.225766,
    "t_0": 1263002916.2393,
    "t_end": 1263002916.252885,
    "far": 1.22642e-09,
    "time_coinc_far": null,
    "space_coinc_far": null,
    "labels": [
        "EM_READY",
        "ADVOK",
        "EM_Selected",
        "SKYMAP_READY",
        "DQOK",
        "GCN_PRELIM_SENT"
    ],
    "links": {
        "labels": "https://gracedb.ligo.org/api/superevents/S200114f/labels/",
        "logs": "https://gracedb.ligo.org/api/superevents/S200114f/logs/",
        "files": "https://gracedb.ligo.org/api/superevents/S200114f/files/",
        "self": "https://gracedb.ligo.org/api/superevents/S200114f/",
        "voevents": "https://gracedb.ligo.org/api/superevents/S200114f/voevents/",
        "emobservations": "https://gracedb.ligo.org/api/superevents/S200114f/emobservations/"
    },
    "preferred_event_data": {
        "submitter": "waveburst",
        "created": "2020-01-14 02:12:26 UTC",
        "group": "Burst",
        "graceid": "G360110",
        "pipeline": "CWB",
        "gpstime": 1263002916.2393,
        "instruments": "H1,L1,V1",
        "nevents": null,
        "offline": false,
        "search": "IMBH",
        "far": 1.22642e-09,
        "far_is_upper_limit": false,
        "likelihood": 207.0,
        "labels": [
            "SKYMAP_READY"
        ],
        "extra_attributes": {},
        "superevent": "S200114f",
        "links": {
            "neighbors": "https://gracedb.ligo.org/api/events/G360110/neighbors/",
            "log": "https://gracedb.ligo.org/api/events/G360110/log/",
            "emobservations": "https://gracedb.ligo.org/api/events/G360110/emobservation/",
            "files": "https://gracedb.ligo.org/api/events/G360110/files/",
            "labels": "https://gracedb.ligo.org/api/events/G360110/labels/",
            "self": "https://gracedb.ligo.org/api/events/G360110",
            "tags": "https://gracedb.ligo.org/api/events/G360110/tag/"
        }
    }
}