code: public function execute($command, callable $next)
      {
          $command_name = get_class($command);
  
          $this->logger->info("executing {$command_name}");
  
          $return_value = $next($command);
  
          $this->logger->info("{$command_name} executed with no error");
  
          return $return_value;
      }
docs: {@inheritdoc}