/**
  * Save the data using Service.
  * As we are using only a file storage, we don't need to check the data for SQL injection
  * Data gets saved as it is, and then gets escaped on the Twig file
  *
  * @param array $data
  * @return string
  */
 public function saveData(array $data)
 {
     if ($this->storageService->saveData($data)) {
         return '<p class="info">data saved</p>';
     }
     return 'Error saving the data';
 }