patch https://services.uplynk.com/api/v4/assets//audio/
Update an audio track for a given asset using its asset_id (asset GUID) and track_num. You may update only the metadata (language, description), or fully replace the audio content (if the track is not the main audio track, i.e., track_num > 0).
Sample Use Cases
- Fix language codes or naming conventions post-ingest.
 - Replace an audio file with improved audio quality.
 - Add Dolby support by re-uploading the track with the proper flags.
 
Authentication
API Scopes:
  - video.services.assets:write