GET /api/users/256/?format=api
HTTP 200 OK
Allow: GET, PUT, PATCH, DELETE, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "username": "Pinebook",
    "gravatar": "//www.gravatar.com/avatar/b24e49c0ef92d9353e23d5f18dac9e44?d=wavatar",
    "has_key": true
}