{"domain":"alumi.biz","qquuid":"dd430f43-f5ba-4479-90d1-e416d695e13a","property_name":"course_section","property_idx":"451","video_uid":"5fbb65f8-101e-44cf-9d20-53ea7fc33830","video_url":"https:\/\/vz-21baebce-453.b-cdn.net\/5fbb65f8-101e-44cf-9d20-53ea7fc33830\/playlist.m3u8","host_name":"vz-21baebce-453.b-cdn.net"}