{"domain":"alumi.biz","qquuid":"3c2879da-736e-4dd5-a3c7-ded898a3b133","property_name":"course_section","property_idx":"227","video_uid":"ed70ce2b-f899-4977-82a8-e250866de34b","video_url":"https:\/\/vz-21baebce-453.b-cdn.net\/ed70ce2b-f899-4977-82a8-e250866de34b\/playlist.m3u8","host_name":"vz-21baebce-453.b-cdn.net","duration":983,"status":"done"}