API endpoint that allows users to be viewed or edited.

GET /api/users/b1526bb2-8083-4382-9772-9d4f6388aa3c/?format=api
HTTP 200 OK
Allow: GET, PUT, PATCH, DELETE, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "url": "https://katagotraining.org/api/users/b1526bb2-8083-4382-9772-9d4f6388aa3c/?format=api",
    "username": "JIM99"
}