This method accepts a list of medias to tag. It processes requests asynchronously and will return a background_job_status object rather than the typical Media response object.

The tags will be added to the existing tags on each media file, not replaced.

Requires api token with one of the following permissions

Read, update & delete anything

Tokens with the "Act with a team member's permissions" permission
(all:delegate_to_contact_permissions scope) can also be used. Requests
made with such a token are authorized using the permissions of the
contact assigned to the token.