| Name | Type | Description | Notes |
|---|---|---|---|
| amount | Float | The amount of the payment that is unapplied from the invoice. | |
| invoice_id | String | The unique ID of the invoice that the payment is unapplied from. | [optional] |
| items | Array<PaymentInvoiceApplicationItemUnapplyRequestType> | Container for invoice items. Note: The Invoice Item Settlement feature is in Limited Availability. If you wish to have access to the feature, submit a request at Zuora Global Support. | [optional] |