OptionalbaseOptionalinvoiceIdentifier for the invoice that the transaction appears in.
OptionalpostedFields with a schema type of date are in ISO 8601 date time format (for example GroupBeginDate).
OptionaltaxOptionaltransactionIndicates if the transaction is for a charge or a refund. Possible values: * charge - Charge * refund - Refund
Optionaltransaction
A Sponsored Products payment event.