ad {
  html_snippet: "<iframe marginwidth=0 marginheight=0 height=600 frameborder=0 width=160 scrolling=no src=\"https://test.com/ads?id=123456&curl=%%CLICK_URL_ESC%%&wprice=%%WINNING_PRICE_ESC%%\"></iframe>"
  adslot {
    id: 1
    max_cpm_micros: 6100
    billing_id: 97713609660
  }
  click_through_url: "google.com"
  attribute: 47
  buyer_creative_id: "test_creative_id_961599"
  advertiser_name: "Google"
  width: 414
  height: 50
  impression_tracking_url: "https://test.com/imp?id=123456"
  event_notification_token: "token"
}
processing_time_ms: 16