TossPayments(
      apiKey: "##TODO clientKey 입력 ##,"
      data:  PaymentData(
          paymentMethod: '카드',
          orderId: 'tosspayments-202303210239',
          orderName: 'toss t-shirt',
          amount: 50000,
          customerName: '김토스',
          customerEmail: 'toss@toss-payments.co.kr'
      ),
      callback: (Map<String, String> result) {
        Navigator.pushReplacementNamed( context, '/result', arguments: result,);
      },
    )

TossPayments(
      apiKey: "##TODO clientKey 입력 ##,"
      data:  PaymentData(
          paymentMethod: '카드',
          orderId: 'tosspayments-202303210239',
          orderName: 'toss t-shirt',
          amount: 50000,
          customerName: '김토스',
          customerEmail: 'toss@toss-payments.co.kr'
      ),
      callback: (Map<String, String> result) {
        Navigator.pushReplacementNamed( context, '/result', arguments: result,);
      },
    )