Generates a URL for streaming a specific video file in the Media Manager.
To stream different assets of the file, specify the assetKeys parameter which generates a video streaming URL for each asset. If no assetKey is specified, it defaults to src, which generates one video streaming URL in the original file's format and quality.
You can only call this method when authenticated as a Wix app or Wix user identity.
This method doesn't return any custom errors, but may return standard errors. Learn more about standard Wix errors.