The signed approval of a pending request.
| Name | Type | Description | Notes |
|---|---|---|---|
| keyId | String | The ID of the approval API key used to sign the request. Optional — if omitted, the signature is verified against all of the user's registered approval API keys. | [optional] |
| signature | String | Base64url-encoded signature over the request's signable data, produced with the private key of a registered approval API key. If keyId is provided the signature must match that key; otherwise it is matched against all of the user's registered keys. |