Upsell offer
TypeUpsellOffer. Offers an add-on after purchase. One-click card: accept charges pricing.offers[offerId] to the saved payment method, decline skips; while charging accept shows a spinner, both buttons are disabled and failures show inline. It has its own buttons (no Button needed), sends upsell_view, and cannot be used in checkoutSheet.
Example
Example
Store buttons
TypeStoreButtons. Links to both app stores. Official-style App Store / Google Play badges; at least one URL is required. layout, buttonWidth and align arrange them. Static; place on the success step.
Example
Example