{"name":"GW240520_213616","grace_id":"S240520cv","run":"O4b","gcn_notice":"https://gcn.gsfc.nasa.gov/notices_l/S240520cv.lvc","gcn_circular":"https://gcn.nasa.gov/circulars?query=S240520cv","aliases":["GW240520_213616"],"versions":[{"version":1,"catalog":"GWTC-5.0","detail_url":"https://gwosc.org/api/v2/event-versions/GW240520_213616-v1?format=json"}]}