# User validation in Web Shop

Xsolla sends a webhook from a Web Shop site to check if a user exists in the game. The webhook is sent from the following IP address: 34.102.38.178.
Note
Webhook is used only for user validation in Web Shop. Refer to these instructions for more information about configuring webhooks in Site Builder.

Endpoint: POST user-validation-in-webshop
Version: 1.0

## Request fields (application/json):

  - `settings` (object)
    Custom project settings (object).

  - `settings.project_id` (integer)
    Project ID. You can find this parameter in your [Publisher Account](https://publisher.xsolla.com/) next to the name of the project.

  - `settings.merchant_id` (integer)
    Merchant ID.

  - `user` (object, required)
    User details (object).

  - `user.id` (string, required)
    User ID.

  - `user.country` (string)
    User’s country. Two-letter uppercase [ISO 3166-1 alpha-2](https://en.wikipedia.org/wiki/ISO_3166-1_alpha-2) country code.

## Response 200 fields (application/json):

  - `user` (object, required)
    User details (object).

  - `user.id` (string, required)
    User ID.

  - `user.picture` (string)
    Link to user avatar.

  - `user.name` (string)
    User name.

  - `attributes` (array)
    User attributes used for personalization. Refer to the documentation for detailed information.

  - `attributes.key` (string, required)
    Attribute name.

  - `attributes.value` (any, required)
    Attribute value.

  - `removingKeys` (array)
    List of attributes which you want to delete. If you specify the same attribute in attributes parameter, it will not be deleted.


## Response 404 fields