{"domain":"wangchieh.art","qquuid":"6cc4c22d-fed7-46be-a417-4f4dbbb355f6","property_name":"course_section","property_idx":"64","video_uid":"65f2c519-0f9f-471f-85c3-98b1bb5940d7","video_url":"https:\/\/vz-75bf2827-0fd.b-cdn.net\/65f2c519-0f9f-471f-85c3-98b1bb5940d7\/playlist.m3u8","host_name":"vz-75bf2827-0fd.b-cdn.net"}