{"domain":"alumi.hayato-tw.com","qquuid":"92a66549-3f1c-4cb8-a079-e9ea61564802","property_name":"course_section","property_idx":"346","video_uid":"4f3ff385-0cb7-4952-85b5-5b7af5bd3f70","video_url":"https:\/\/vz-21baebce-453.b-cdn.net\/4f3ff385-0cb7-4952-85b5-5b7af5bd3f70\/playlist.m3u8","host_name":"vz-21baebce-453.b-cdn.net"}