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# checkoutLogin

GraphQL MUTATION

Login to checkout for a given cart.  
Requires a B2B token.

Reference: https://docs.bigcommerce.com/developer/api-reference/graphql/b2b/b2b-graphql/mutations/checkout-login

## GraphQL Schema

```graphql
mutation ExampleMutation($cartData: CheckoutLoginType!) {
  checkoutLogin(cartData: $cartData) {
    result {
      redirectUrl
    }
  }
}
```

## Variables

```json
{
  "cartData": {
    "cartId": "example"
  }
}
```