GET /api/users/177/?format=api
HTTP 200 OK
Allow: GET, PUT, PATCH, DELETE, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "username": "babeltich",
    "gravatar": "//www.gravatar.com/avatar/998b1ba1eb9194d1a3ed0a59cd929e7f?d=wavatar",
    "has_key": false
}