API endpoint that allows users to be viewed or edited.

GET /api/users/44d7f32d-d7c1-44a3-a21e-551829d9a789/?format=api
HTTP 200 OK
Allow: GET, PUT, PATCH, DELETE, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "url": "https://katagotraining.org/api/users/44d7f32d-d7c1-44a3-a21e-551829d9a789/?format=api",
    "username": "thl123"
}