update

pkg/checkout/checkout-grain.go

@@ -73,6 +73,12 @@ func (p *Payment) IsSettled() bool {
 	}
 }
 
+type ContactDetails struct {
+	Email *string `json:"email,omitempty"`
+	Phone *string `json:"phone,omitempty"`
+	Name  *string `json:"name,omitempty"`
+}
+
 type ConfirmationStatus struct {
 	Code         *string   `json:"code,omitempty"`
 	ViewCount    int       `json:"viewCount"`
@@ -97,6 +103,7 @@ type CheckoutGrain struct {
 	InventoryReserved bool                `json:"inventoryReserved"`
 	Confirmation      *ConfirmationStatus `json:"confirmationViewed,omitempty"`
 	Payments          []*Payment          `json:"payments,omitempty"`
+	ContactDetails    *ContactDetails     `json:"contactDetails,omitempty"`
 }
 
 func NewCheckoutGrain(id uint64, cartId cart.CartId, cartVersion uint64, ts time.Time, cartState *cart.CartGrain) *CheckoutGrain {