{"name":"190924_232654","grace_id":"S190924am","run":"O3a","gcn_notice":"https://gcn.gsfc.nasa.gov/notices_l/S190924am.lvc","gcn_circular":"https://gcn.nasa.gov/circulars?query=S190924am","aliases":["190924_232654"],"versions":[{"version":1,"catalog":"O3_IMBH_marginal","detail_url":"https://gwosc.org/api/v2/event-versions/190924_232654-v1?format=json"}]}