code: public function images($params)
      {
          try {
              $response = $this->client->request->get($this->apiEndpoint.'/images'.$this->paramsToString($params));
  
              $status = $this->client->getStatus($response);
  
              if (200 != $status) {
                  throw new Exception('Digital Ocean was not able to successfully provide a list of snapshots.');
              }
  
              return $this->client->getBody($response);
  
          } catch (Exception $e) {
              echo 'Unable to list snapshots because '.$e->getMessage();
          }
      }
docs: List of available snapshots.
  
  @param array $params
  @return array