shippingContact
Shipping contact information for the user.
Declaration
ApplePayPaymentContact shippingContact;Discussion
If you have an up-to-date shipping address on file, you can set it here. See ApplePayPaymentContact for the fields in shippingContact.
The information you provide in shippingContact is displayed in the payment sheet as the default shipping address. The user can either keep the address you provided or select another address.
Provide your user’s shipping contact info only if you are requiring shipping contact information.