User Instance
GET /api/users/358/?format=api
{
"username": "Tsunahhh",
"gravatar": "//www.gravatar.com/avatar/935f3c54955170a43d80a3d717048b9b?d=wavatar",
"has_key": false
}GET /api/users/358/?format=api
{
"username": "Tsunahhh",
"gravatar": "//www.gravatar.com/avatar/935f3c54955170a43d80a3d717048b9b?d=wavatar",
"has_key": false
}