{"domain":"alumi.biz","qquuid":"7f1a354b-4cde-4af4-a33c-17305f656ae2","property_name":"course_section","property_idx":"40","video_uid":"8c5079f5-ce4c-47d4-802d-609cb7620e37","video_url":"https:\/\/vz-21baebce-453.b-cdn.net\/8c5079f5-ce4c-47d4-802d-609cb7620e37\/playlist.m3u8","host_name":"vz-21baebce-453.b-cdn.net"}