{
  "operationId": "retrieve-opted-out-contacts",
  "summary": "Retrieve Opted-Out Contacts",
  "method": "POST",
  "path": "/v1/contact/external/preferences/update-feed",
  "examples": {
    "response_200": {
      "code": 20083,
      "message": "End date can't be before start date"
    }
  }
}