Get the movie as it was uploaded, before the normalization. Synchronization tools use this route. You must have access to the task.
GET
/movies/source/preview-files/{instance_id}.mp4
curl \
--request GET '/api/movies/source/preview-files/a24a6ea4-ce75-4665-a070-57453082c250.mp4' \
--header "Authorization: $API_KEY"