API endpoint that allows users to be viewed or edited.

GET /api/users/adfc299c-7a4a-4d81-b378-a9dd048e0ebb/?format=api
HTTP 200 OK
Allow: GET, PUT, PATCH, DELETE, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "url": "https://katagotraining.org/api/users/adfc299c-7a4a-4d81-b378-a9dd048e0ebb/?format=api",
    "username": "KWH20081104"
}