# Get user by ID

Returns a single user with connections (endpoints and resources).

Endpoint: GET /users/{user_id}
Version: 1.0.0
Security: ApiKeyAuth

## Query parameters:

  - `domain_id` (string)
    Domain UUID(s) to scope the request. Comma-separated for multiple. If omitted, all non-archived domains of the organization are used.
    Example: "a1b2c3d4-e5f6-7890-abcd-ef1234567890"

## Path parameters:

  - `user_id` (string, required)

## Response 200 fields (application/json):

  - `data` (object)

  - `data.id` (string)
    Example: "c3d4e5f6-a7b8-9012-cdef-345678901234"

  - `data.login` (string)
    Example: "user@example.com"

  - `data.identity_type` (string)
    Enum: "email", "username"

  - `data.first_seen` (string,null)
    Example: "2025-12-01T08:00:00.000Z"

  - `data.risk_level` (integer)
    Example: 5

  - `data.risk_level_name` (string)
    Enum: "none", "low", "medium", "high"

  - `data.connections` (object)

  - `data.connections.endpoints` (array)

  - `data.connections.endpoints.filename` (string)
    Example: "[US]93.101.28.33.rar"

  - `data.connections.endpoints.date` (string,null)
    Example: "2025-12-04T14:30:00.000Z"

  - `data.connections.resources` (array)

  - `data.connections.resources.resource` (string)
    Example: "api.example.com"

  - `data.connections.resources.type` (string)
    Enum: "domain", "ip", "apk"

## Response 401 fields (application/json):

  - `type` (string)
    Example: "validation_error"

  - `status` (integer)
    Example: 400

  - `detail` (string)
    Example: "Invalid sort field: \"foo\". Valid: [\"risk_level\", \"first_seen\", \"added_at\"]."

## Response 403 fields (application/json):

  - `type` (string)
    Example: "validation_error"

  - `status` (integer)
    Example: 400

  - `detail` (string)
    Example: "Invalid sort field: \"foo\". Valid: [\"risk_level\", \"first_seen\", \"added_at\"]."

## Response 404 fields (application/json):

  - `type` (string)
    Example: "validation_error"

  - `status` (integer)
    Example: 400

  - `detail` (string)
    Example: "Invalid sort field: \"foo\". Valid: [\"risk_level\", \"first_seen\", \"added_at\"]."