Information about the payment(s).
| Field Name | Type | Description |
|---|---|---|
| currency | string | The currency used in the transaction. |
| currencyId | string | Currency code in capital letters, see ISO 4217. |
| paymentType | string | Payment method used. For more information, see Payment Type. |
| paymentTypeId | string | ID of the payment method. For more information, see Payment Type. |
| isPurchaseOrder | boolean | Whether or not a purchase order was used. |
| cardLastFourDigits | string | Last four digits of the customer's credit card number. |
| cardExpirationDate | object | Expiration date of the customer's credit card number. For more information, see CardExpirationDate Object. |