get https://api.wistia.com/v1/medias//captions.json
Returns all the captions associated with a specified video.
If captions do not exist for this video, the response will be an empty JSON array.
If this video does not exist, the response will be an empty HTTP 404 Not Found.
Requires api token with one of the following permissions
Read, update & delete anything
Read all data
Read all project and video data
Tip
The languages used with captions should conform to ISO-639–2.