{"domain":"alumi.hayato-tw.com","qquuid":"59b6a61f-4d62-4921-a3ec-7efd0e3a9b5c","property_name":"course_section","property_idx":"333","video_uid":"ee5db230-df51-43fd-b1c7-4645c3137d44","video_url":"https:\/\/vz-21baebce-453.b-cdn.net\/ee5db230-df51-43fd-b1c7-4645c3137d44\/playlist.m3u8","host_name":"vz-21baebce-453.b-cdn.net"}