Unable to read data from the transport connection: An existing connection was forcibly closed by the remote host..

I am getting error while await applePayClient.PostAsJsonAsync(validationUrl, validationPayload)

I am testing it on local machine. Am I even can test this on local machine or not?

Error: Unable to read data from the transport connection: An existing connection was forcibly closed by the remote host..

validationUrl: https://apple-pay-gateway.apple.com/paymentservices/startSession

JS

<script> $("#pay-cc-button").click(function () { $.ajax({ url: "../Payment/ProcessCCPayment", data: {

        },
        type: "POST",
        success: function (data) {
            console.log(data);
        },
        error: function (data) {
            console.log(data);
        }
    });
});

$(document).ready(function () {

    if (window.ApplePaySession && ApplePaySession.canMakePayments()) {

        $('#apple-pay-button').show();

        $('#apple-pay-button').on('click', function () {

            const paymentRequest = {
                countryCode: 'US',
                currencyCode: 'USD',
                total: {
                    label: 'xxxxx',
                    amount: '1.10',
                },
                supportedNetworks: ['visa', 'masterCard', 'amex', 'discover'],
                merchantCapabilities: ['supports3DS']//, 'supportsCredit', 'supportsDebit']
            };

            const session = new ApplePaySession(3, paymentRequest);

            session.onvalidatemerchant = function (event) {
                const validationURL = event.validationURL;

                validateMerchant(validationURL).then(function (merchantSession) {
                    session.completeMerchantValidation(merchantSession);
                });
            };

            session.onpaymentauthorized = function (event) {
                const payment = event.payment;
                processPayment(payment).then(function (success) {
                    if (success) {

                        session.completePayment(ApplePaySession.STATUS_SUCCESS);
                    } else {

                        session.completePayment(ApplePaySession.STATUS_FAILURE);
                    }
                });
            };

            session.begin();
        });
    }

    function validateMerchant(validationURL) {
        return $.ajax({
            url: '/Payment/ValidateMerchant',
            method: 'POST',
            contentType: 'application/json',
            data: JSON.stringify({ validationURL: validationURL }),
            success: function (data) {
                $("#processStatus").append("success validate-merchant = " + data + "<br />");
            },
            error: function (data) {
                $("#processStatus").append("error validate-merchant = " + data + "<br />");
            },
        });
    }

    function processPayment(payment) {
        console.log("payment" + payment);
        return $.ajax({
            url: '/Payment/ProcessPayment',
            method: 'POST',
            contentType: 'application/json',
            data: JSON.stringify(payment),
            success: function (data) {
                $("#processStatus").append("success process-payment = " + data + "<br />");
            },
            error: function (data) {
                $("#processStatus").append("error validate-merchant = " + data + "<br />");
            },
        });
    }
});

</script>

C# code:

var applePayClientHandler = new HttpClientHandler { SslProtocols = System.Security.Authentication.SslProtocols.Tls12 | System.Security.Authentication.SslProtocols.Tls13 };

var applePayClient = new HttpClient(applePayClientHandler); var merchantId = "merchant.com.xxxxxx.sandbox"; var _displayName = "Sandbox"; var domainName = "xxxxxx.co";

var validationUrl = request.ValidationURL;

var validationPayload = new { MerchantIdentifier = merchantId, DisplayName = _displayName, Initiative = "web", InitiativeContext = domainName }; try { var response = await applePayClient.PostAsJsonAsync(validationUrl, validationPayload); var merchantSession = await response.Content.ReadAsStringAsync();

return merchantSession;

} catch (HttpRequestException httpEx) { // Log detailed HTTP request/response information Console.WriteLine($"HttpRequestException: {httpEx.Message}"); if (httpEx.InnerException != null) { Console.WriteLine($"InnerException: {httpEx.InnerException.Message}"); } throw; }