API endpoint that allows users to be viewed or edited.

GET /api/users/129da24e-b9c8-48dd-8e7a-c90b0c3dbec1/?format=api
HTTP 200 OK
Allow: GET, PUT, PATCH, DELETE, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "url": "https://katagotraining.org/api/users/129da24e-b9c8-48dd-8e7a-c90b0c3dbec1/?format=api",
    "username": "p_max_q"
}