{"domain":"tradewind0129.com","qquuid":"dfedd1a1-ec8c-4712-9795-2e181bf6bcb6","property_name":"course_section","property_idx":"7","video_uid":"27cdc3ba-8b82-4914-bc1e-4ee455a4b16c","video_url":"https:\/\/vz-29c5e007-d0d.b-cdn.net\/27cdc3ba-8b82-4914-bc1e-4ee455a4b16c\/playlist.m3u8","host_name":"vz-29c5e007-d0d.b-cdn.net"}