> Documentation index: [Saleor](/llms.txt) · [This section](/api-reference/authentication/llms.txt)
> Source: https://docs.saleor.io/api-reference/authentication/objects/external-authentication-url

# ExternalAuthenticationUrl Object

Prepare external authentication URL for user by custom plugin.

```graphql
type ExternalAuthenticationUrl {
  authenticationData: JSONString
  accountErrors: [AccountError!]! @deprecated
  errors: [AccountError!]!
}
```

<a id="fields"></a>

### Fields

<a id="authentication-data"></a>

#### [`authenticationData`](#authentication-data) ● [`JSONString`](/api-reference/miscellaneous/scalars/jsonstring.md)

The data returned by authentication plugin.

<a id="errors"></a>

#### [`errors`](#errors) ● [`[AccountError!]!`](/api-reference/users/objects/account-error.md)

Show deprecatedHide deprecated

<a id="account-errors"></a>

#### [`accountErrors`](#account-errors) ● [`[AccountError!]!`](/api-reference/users/objects/account-error.md)

DEPRECATED

Use `errors` field instead.

<a id="returned-by"></a>

### Returned By

[`externalAuthenticationUrl`](/api-reference/authentication/mutations/external-authentication-url.md) mutation