{"name":"GW240919_215453","grace_id":"S240919fh","run":"O4b","gcn_notice":"https://gcn.gsfc.nasa.gov/notices_l/S240919fh.lvc","gcn_circular":"https://gcn.nasa.gov/circulars?query=S240919fh","aliases":["GW240919_215453"],"versions":[{"version":1,"catalog":"GWTC-5.0","detail_url":"https://gwosc.org/api/v2/event-versions/GW240919_215453-v1?format=json"}]}