User Instance
GET /api/users/415/?format=api
{
"username": "Bonbon67",
"gravatar": "//www.gravatar.com/avatar/cc59d9d1a063cb21cd02e4f118c0fb1d?d=wavatar",
"has_key": false
}GET /api/users/415/?format=api
{
"username": "Bonbon67",
"gravatar": "//www.gravatar.com/avatar/cc59d9d1a063cb21cd02e4f118c0fb1d?d=wavatar",
"has_key": false
}