API endpoint that allows users to be viewed or edited.

GET /api/users/a189335f-7cc4-45f9-b090-11a0a8ef5ed6/?format=api
HTTP 200 OK
Allow: GET, PUT, PATCH, DELETE, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "url": "https://katagotraining.org/api/users/a189335f-7cc4-45f9-b090-11a0a8ef5ed6/?format=api",
    "username": "alankao"
}