{"domain":"alumi.hayato-tw.com","qquuid":"3635c1d8-8f51-4fb4-ad78-453e49f1ce0c","property_name":"course_section","property_idx":"358","video_uid":"a7353f10-beaa-4340-9459-45d391f1b38d","video_url":"https:\/\/vz-21baebce-453.b-cdn.net\/a7353f10-beaa-4340-9459-45d391f1b38d\/playlist.m3u8","host_name":"vz-21baebce-453.b-cdn.net"}