public function updateContent($campaignId, $html, $options = [])
 {
     $defaultOptions = compact('html');
     $options = array_merge($defaultOptions, $options);
     $response = $this->getResponse->put("campaigns/{$campaignId}/content", $options);
     if (!$this->lastActionSucceeded()) {
         return false;
     }
     return $response;
 }