At this level
com.atiproto.recipient.payment.cart · 2- com.atiproto.recipient.payment.cart.get query Get a cart that pays the authenticated user — a cart whose items target this user. Look up by cart URI, by a contained item record URI, or by a contained subscription record URI. One of `uri`, `itemUri`, or `subscriptionUri` is required.
- com.atiproto.recipient.payment.cart.list query List carts whose items pay the authenticated user — i.e. carts targeting this user as a payment recipient. Read-only, no PDS writes.