PKPaymentRequest *paymentRequest = [StripeAPI paymentRequestWithMerchantIdentifier:paymentDetails[@"merchantIdentifier"] country:paymentDetails[@"country"] currency:paymentDetails[@"currency"]];

        NSDictionary *billingDetails = paymentDetails[@"billingDetails"];
        PKContact *billingContact = [PKContact new];
        billingContact.emailAddress = billingDetails[@"email"];
        NSPersonNameComponents *clientName = [NSPersonNameComponents new];
        clientName.givenName = billingDetails[@"firstName"];
        clientName.familyName = billingDetails[@"lastName"];
        clientName.middleName = billingDetails[@"middleName"];
        clientName.namePrefix = billingDetails[@"namePrefix"];
        billingContact.name = clientName;
        CNMutablePostalAddress *billingAddress = [CNMutablePostalAddress new];
        billingAddress.street = billingDetails[@"address"];
        billingAddress.country = billingDetails[@"country"];
        billingAddress.city = billingDetails[@"city"];
        billingAddress.postalCode = billingDetails[@"postalCode"];
        billingContact.postalAddress = billingAddress;

        paymentRequest.billingContact = billingContact;

        if (hasShippingDetails) {
            NSDictionary *shippingDetails = paymentDetails[@"shippingDetails"];
            PKContact *shippingContact = [PKContact new];
            shippingContact.emailAddress = shippingDetails[@"email"];
            NSPersonNameComponents *clientName = [NSPersonNameComponents new];
            clientName.givenName = shippingDetails[@"firstName"];
            clientName.familyName = shippingDetails[@"lastName"];
            clientName.middleName = shippingDetails[@"middleName"];
            clientName.namePrefix = shippingDetails[@"namePrefix"];
            shippingContact.name = clientName;
            CNMutablePostalAddress *shippingAddress = [CNMutablePostalAddress new];
            shippingAddress.street = shippingDetails[@"address"];
            shippingAddress.country = shippingDetails[@"country"];
            shippingAddress.city = shippingDetails[@"city"];
            shippingAddress.postalCode = shippingDetails[@"postalCode"];
            shippingContact.postalAddress = shippingAddress;

            paymentRequest.billingContact = shippingContact;
        } else {
            paymentRequest.shippingContact = billingContact;
        }

        NSArray *paymentItems = paymentDetails[@"paymentSummaryItems"];
        if (paymentItems.count > 0) {
            NSMutableArray *paymentSummaryItems = [NSMutableArray new];
            for (NSDictionary *item in paymentItems) {
                PKPaymentSummaryItem *paymentItem = [PKPaymentSummaryItem summaryItemWithLabel:item[@"label"] amount:[NSDecimalNumber decimalNumberWithString:item[@"amount"]]];
                totalDue += [[NSDecimalNumber decimalNumberWithString:item[@"amount"]] doubleValue];
                [paymentSummaryItems addObject:paymentItem];
            }
            PKPaymentSummaryItem *paymentItem = [PKPaymentSummaryItem summaryItemWithLabel:paymentDetails[@"merchantName"] amount:[NSDecimalNumber decimalNumberWithString: [[NSNumber numberWithDouble:totalDue] stringValue]]];
            [paymentSummaryItems addObject:paymentItem];
            paymentRequest.paymentSummaryItems = paymentSummaryItems;

            STPApplePayContext *applePayContext = [[STPApplePayContext alloc] initWithPaymentRequest:paymentRequest delegate:(id)self];
            [applePayContext presentApplePayWithCompletion:nil];
        }