/**
  * Gather full SPI data and send to Acquia Network.
  *
  * @param string $method Optional identifier for the method initiating request.
  *   Values could be 'cron' or 'menu callback' or 'drush'.
  * @return mixed FALSE if data not sent else NSPI result array
  */
 public function sendFullSpi($method = '')
 {
     $spi = self::get($method);
     $config = $this->config('acquia_connector.settings');
     $response = $this->client->sendNspi($config->get('identifier'), $config->get('key'), $spi);
     if ($response === FALSE) {
         return FALSE;
     }
     $this->handleServerResponse($response);
     \Drupal::configFactory()->getEditable('acquia_connector.settings')->set('cron_last', REQUEST_TIME)->save();
     return $response;
 }