{"domain":"wangchieh.art","qquuid":"393c1c14-35ac-41d5-ad14-e801e122e905","property_name":"course_section","property_idx":"44","video_uid":"d79088e1-7674-45a9-b389-e2ddd2f5beb1","video_url":"https:\/\/vz-75bf2827-0fd.b-cdn.net\/d79088e1-7674-45a9-b389-e2ddd2f5beb1\/playlist.m3u8","host_name":"vz-75bf2827-0fd.b-cdn.net"}