gitlab-ce/app/validators/json_schemas/resource_access_tokens_settings.json

{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "description": "Project and group access tokens settings",
  "type": "object",
  "additionalProperties": false,
  "properties": {
    "inactive_resource_access_tokens_delete_after_days": {
      "type": [
        "integer",
        "null"
      ],
      "minimum": 1,
      "maximum": 2147483647,
      "description": "Retention period for inactive project and group access tokens"
    }
  }
}