API endpoint that allows users to be viewed or edited.

GET /api/users/2e67f2fa-d789-404f-83e7-c50f0d579980/?format=api
HTTP 200 OK
Allow: GET, PUT, PATCH, DELETE, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "url": "https://katagotraining.org/api/users/2e67f2fa-d789-404f-83e7-c50f0d579980/?format=api",
    "username": "pyiming"
}