{"domain":"elainelearning.com","qquuid":"ac36df19-6221-4a9e-a6bd-312afebb6a09","property_name":"course_section","property_idx":"59","video_uid":"36211d8e-153d-433d-93f5-cd8c2e54719f","video_url":"https:\/\/vz-d8ceb88c-e23.b-cdn.net\/36211d8e-153d-433d-93f5-cd8c2e54719f\/playlist.m3u8","host_name":"vz-d8ceb88c-e23.b-cdn.net","duration":2959,"status":"done"}