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# Extended Verification Response

## Attributes

Defines the authentication service's response to a 3DS authentication request. Often this requires merchants to redirect the customer to a URL.

| Name | Type | Description |
| - | - | - |
| object | string | ExtendedVerificationResponse |
| redirect\_url | string | The URL merchants should redirect a customer to in order to complete the transaction |
| post\_values | hash | Optional array of name/value pairs the merchant should POST to the redirectUrl |
| method\_notification\_url | string | The URL that will receive the notification of completion by the 3DS service. |
| method\_url | string | The URL that should be used by the merchant to allow the 3ds service to obtain browser and device information. |
| method\_data | string | Base64 encoded JSON with the notification URL and the transaction XID |
| auth3ds\_resp\_code | string | Indicates the status response of the authentication from the 3DS provider |
| auth3ds\_error\_code | string | Indicates the error code of the authentication from the 3DS provider. |

**Parent topic:**[Credit Cards](../topics/Credit_Cards)


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