class GdsApi::ContentApi

def get_batch(batch_url, existing_response = nil)
  batch_response = get_json!(batch_url)
  if existing_response
    existing_response.to_hash["total"] += batch_response["total"]
    existing_response.to_hash["results"] += batch_response["results"]
    existing_response
  else
    batch_response
  end
end