{"name":"GW230528_145129","grace_id":"S230528bt","run":"O4a","gcn_notice":"https://gcn.gsfc.nasa.gov/notices_l/S230528bt.lvc","gcn_circular":"https://gcn.nasa.gov/circulars?query=S230528bt","aliases":["GW230528_145129"],"versions":[{"version":1,"catalog":"GWTC-4.1","detail_url":"https://gwosc.org/api/v2/event-versions/GW230528_145129-v1?format=json"}]}