API endpoint that allows users to be viewed or edited.

GET /api/users/a09db4a9-a5b4-40c6-9ebc-01791c6ad42e/?format=api
HTTP 200 OK
Allow: GET, PUT, PATCH, DELETE, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "url": "https://katagotraining.org/api/users/a09db4a9-a5b4-40c6-9ebc-01791c6ad42e/?format=api",
    "username": "CCMM0905"
}