# AttachTokenAccountBillingMethodInput

input type

Custody attach input.

## Fields

| Field | Type | Required | Notes |
| --- | --- | --- | --- |
| `methodRef` | [String](/types/#scalars) `String!` | yes | The Stripe PaymentMethod token (pm_…) to store for off-session charging. |

## Used by

- [attachTokenAccountBackupBillingMethod](/reference/billing-and-the-wallet/attachTokenAccountBackupBillingMethod/)
- [attachTokenAccountBillingMethod](/reference/billing-and-the-wallet/attachTokenAccountBillingMethod/)