# Activate key

When a user activates a key, Xsolla sends a notification to your webhook URL.

Endpoint: POST activate-key
Version: 1.0

## Request fields (application/json):

  - `notification_type` (string)
    Notification type.

  - `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.

  - `key` (string)
    Activation key.

  - `sku` (string)
    Unique key package ID.

  - `user_id` (string)
    User ID.

  - `activation_date` (string)
    Key activation date in the YYYYMMDDHHMMSS format per [ISO 8601](https://en.wikipedia.org/wiki/ISO_8601).

  - `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.

  - `restriction` (object)
    Object with regional restriction cluster settings. The cluster includes a restriction type and a list of countries, servers and locales for which the game is available.

  - `restriction.sku` (string)
    Unique cluster ID.

  - `restriction.name` (string)
    Cluster name.

  - `restriction.types` (array)
    Array of restriction types.

  - `restriction.countries` (array)
    Array of countries in the cluster.

  - `restriction.servers` (array)
    Array of game servers.

  - `restriction.locales` (array)
    Array of locales.

## Response 400 fields (application/json):

  - `error` (object)

  - `error.code` (string)

  - `error.message` (string)


## Response 204 fields

## Response 500 fields