{"domain":"chichu.co","qquuid":"0144c251-b444-461b-b010-218d108f1fd2","property_name":"course_section","property_idx":"29","video_uid":"318c6cbc-4055-45a3-8f7a-2aec4052d72b","video_url":"https:\/\/vz-b975821c-48e.b-cdn.net\/318c6cbc-4055-45a3-8f7a-2aec4052d72b\/playlist.m3u8","host_name":"vz-b975821c-48e.b-cdn.net"}