{"name":"GW231223_202619","grace_id":"S231223bg","run":"O4a","gcn_notice":"https://gcn.gsfc.nasa.gov/notices_l/S231223bg.lvc","gcn_circular":"https://gcn.nasa.gov/circulars?query=S231223bg","aliases":["GW231223_202619"],"versions":[{"version":1,"catalog":"GWTC-4.0","detail_url":"https://gwosc.org/api/v2/event-versions/GW231223_202619-v1?format=json"}]}