{"domain":"alumi.biz","qquuid":"9fe5687f-b13f-4caf-926a-2dbb42bcc0ae","property_name":"course_section","property_idx":"432","video_uid":"0f83d9f4-0908-4c8f-8b08-1474efa0ee40","video_url":"https:\/\/vz-21baebce-453.b-cdn.net\/0f83d9f4-0908-4c8f-8b08-1474efa0ee40\/playlist.m3u8","host_name":"vz-21baebce-453.b-cdn.net"}