API endpoint that allows users to be viewed or edited.

GET /api/users/f363491c-daf7-45eb-b0e8-388a7b3f5892/?format=api
HTTP 200 OK
Allow: GET, PUT, PATCH, DELETE, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "url": "https://katagotraining.org/api/users/f363491c-daf7-45eb-b0e8-388a7b3f5892/?format=api",
    "username": "棋士柯洁"
}