UserItemRecordsInterface
This interface is used as the return value from the first get item
charge back method and as a parameter to the second get item charge
back method. The UserItemRecordsImpl is an implementation of this
interface provided for convenience. The UserItemRecordsImpl contains
the following methods:
- UserItemRecordsImpl(PaymentId insertAfterId, ItemModel itemModel)
- ItemModel getItemModel()
- PaymentId getInsertAfterId()