code: public function apiCall($address, $regionCode)
      {
          $result = (new GeocodingClient())->lookup([
              'key' => $this->apiServerKey,
              'address' => $address,
              'region' => $regionCode
                  ]
          );
          /*
           * https://console.developers.google.com/project/263658429534/apiui/credential
           * To work, the IP where this method it's executing must be enabled y google developers console
           */
          if ($result['status'] == "REQUEST_DENIED") {
              throw new GeocodingApiException('Configuration Error: This IP is not enabled in Google Developer Console');
          }
          if ($result['status'] !== 'OK' && $result['status'] !== 'ZERO_RESULTS') {
              throw new GeocodingApiException('Request failed');
          }
          if ($result['status'] === 'OK') {
              if (isset($result['results'][0]['geometry']['location']['lng']) === false || isset($result['results'][0]['geometry']['location']['lat']) === false) {
                  throw new GeocodingApiException('Unexpected Google Api Response: ' . Json::encode($result));
              }
              $this->longitude = $result['results'][0]['geometry']['location']['lng'];
              $this->latitude = $result['results'][0]['geometry']['location']['lat'];
              return true;
          } else {
              return false;
          }
      }
docs: Calls the api to search the coordinates for the given $address and
  $regionCode.
  
  @param string $address
  @param string $regionCode
  @return boolean
  @throws GeocodingApiException