Optional appCached app store receipt
Optional Readonly isSK2Whether this bridge uses StoreKit 2
Optional pendingResolves when pending transactions from the native queue have been processed
Transaction IDs grouped by product
Optional getOptional callback: Callback<any>Optional callback: Callback<any>Optional callback: Callback<any>Optional callback: Callback<any>
Shared interface implemented by both the SK1 and SK2 bridges. The adapter programs against this interface, not a concrete class.