protected function execute(InputInterface $input, OutputInterface $output)
    {
        $key = $input->getArgument('key');
        $value = $this->parameterService->get($key);
        $output->write($value);
    }
protected function execute(InputInterface $input, OutputInterface $output)
    {
        $key = $input->getArgument('key');
        $value = $this->parameterService->get($key);
        $output->write($value);
    }
{@inheritdoc}