/**
  * Send command to API
  * @param $action
  * @return mixed
  */
 private function connectTo($action)
 {
     $uri = DigitalOcean::API_URL . '/' . $action;
     $uri .= strpos($uri, '?') !== false ? '&' : '?';
     $uri .= 'client_id=' . $this->clientId . '&api_key=' . $this->apiKey;
     return json_decode($this->apiConnector->connectToApi($uri));
 }