GET /api/users/426/?format=api
HTTP 200 OK
Allow: GET, PUT, PATCH, DELETE, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "username": "galoisfield",
    "gravatar": "//www.gravatar.com/avatar/92304fb41b707bfb77e03aec07aea3b5?d=wavatar",
    "has_key": true
}