{"domain":"alumi.biz","qquuid":"6952a7c0-760c-498a-b448-52c87c27080f","property_name":"course_section","property_idx":"270","video_uid":"af6797e2-8080-491a-8e4e-d65232626f71","video_url":"https:\/\/vz-21baebce-453.b-cdn.net\/af6797e2-8080-491a-8e4e-d65232626f71\/playlist.m3u8","host_name":"vz-21baebce-453.b-cdn.net"}