{"domain":"alumi.biz","qquuid":"d8acc209-d179-4f7e-b275-c758d8a509d8","property_name":"course_section","property_idx":"80","video_uid":"6f22580a-4404-4f76-ab34-8cbef27b6212","video_url":"https:\/\/vz-21baebce-453.b-cdn.net\/6f22580a-4404-4f76-ab34-8cbef27b6212\/playlist.m3u8","host_name":"vz-21baebce-453.b-cdn.net"}