code: public function handle(array $options, BasketInterface $basket, Client $client): void
      {
          try {
              $client
                  ->payCoupon()
                  ->setOwnerRunetId($options['user'])
                  ->setCouponCode($options['coupon'])
                  ->setProductId($options['product'])
                  ->getResult();
          } catch (RunetIdException $exception) {
              $options['exception_handler']($exception);
          }
      }
docs: {@inheritdoc}