code: protected function execute(InputInterface $input, OutputInterface $output)
      {
          $menuBuilder = $this->getContainer()->get('vince_t.admin.menu.builder');
  
          $menu = $menuBuilder->createMainMenu(new Request());
  
          $this->_printMenu($output, $menu);
      }
docs: execute command
  
  @param InputInterface  $input  InputInterface instance
  @param OutputInterface $output OutputInterface instance
  
  @return null