User Instance
GET /api/users/305/?format=api
{
"username": "Eryn",
"gravatar": "//www.gravatar.com/avatar/f9234b5df0e1af938db649eeeca8e615?d=wavatar",
"has_key": false
}GET /api/users/305/?format=api
{
"username": "Eryn",
"gravatar": "//www.gravatar.com/avatar/f9234b5df0e1af938db649eeeca8e615?d=wavatar",
"has_key": false
}