Get a list of creative approvals

Allows a media owner or a buyer organization to get a list of creative approvals.

• To include creative files info such as the URLs, use the $expand query parameter
  • Example: $expand=creative.creative_files

• To retrieve approvals with a specific state, use the $filter query parameter, filtering on the state field.
  • The possible approval states are A for Approved, P for pending and R for pending.
  • Example: $filter=state eq 'A' will only return approvals that have already been approved.