| Name | Type | Description | Notes |
|---|---|---|---|
| CardNonce | string | A card nonce representing the credit card to link to the customer. Card nonces are generated by the `SqPaymentForm` that buyers enter their card information into. See Embedding the payment form for more information. | |
| BillingAddress | Address | Address information for the card on file. Only the `postal_code` field is required for payments in the US and Canada. | [optional] |
| CardholderName | string | The cardholder's name. | [optional] |