code: protected function execute(InputInterface $input, OutputInterface $output)
      {
          try {
              /** @var CityStatePostalCodeModel $model */
              $model = $this->getContainer()->get('mautic.enhancer.model.citystatepostalcode');
              if ($model->updateReferenceTable()) {
                  $output->writeln('Reference data successfully loaded. CityStateFromPostalCode is ready for use.');
  
                  return true;
              }
          } catch (\Exception $e) {
              $output->write('CityStatePostalCode: '.$e->getMessage());
          }
          $output->writeln('Failed to load reference table. CityStateFromPostalCode is not ready.');
  
          return false;
      }
docs: @param InputInterface  $input
  @param OutputInterface $output
  
  @return bool