code: public function checkServiceDetails($test = false, $serviceId = null, $apiKey = null)
      {
          if (!$test) {
              $uri = rtrim($this->_getApiServiceUri(), '/');
              $result = $this->_fetch($uri);
          } else {
              $uri = $this->config->getApiEndpoint() . 'service/' . $serviceId;
              $result = $this->_fetch($uri, \Zend_Http_Client::GET, null, true, $apiKey);
          }
  
          if (!$result) {
              throw new LocalizedException(__('Failed to check Service details.'));
          }
  
          return $result;
      }
docs: List detailed information on a specified service
  
  @param bool $test
  @param null $serviceId
  @param null $apiKey
  @return bool|mixed
  @throws LocalizedException