{"domain":"alumi.hayato-tw.com","qquuid":"d9429c7e-e37e-49f2-b8fe-7612261aa941","property_name":"course_section","property_idx":"354","video_uid":"7a680af2-5857-4fd0-960b-544e1e6bfab3","video_url":"https:\/\/vz-21baebce-453.b-cdn.net\/7a680af2-5857-4fd0-960b-544e1e6bfab3\/playlist.m3u8","host_name":"vz-21baebce-453.b-cdn.net"}