Insert caption
documentedUpload a caption track to a video.
POST /captionsCaptionsno implementation yet0 runsInput
video_id*
YouTube video ID
Video ID
language*
Caption language code
en
name*
Caption track name
English transcript
isDraft
Draft status
false
caption_file_contents*
Caption file contents
<caption file contents>
Calls YouTube as you (your API key is your account); keychains.dev holds the credentials.