User Instance
GET /api/users/97/?format=api
{
"username": "Hyperflow",
"gravatar": "//www.gravatar.com/avatar/ea318955365b437db718c8572226a55b?d=wavatar",
"has_key": false
}GET /api/users/97/?format=api
{
"username": "Hyperflow",
"gravatar": "//www.gravatar.com/avatar/ea318955365b437db718c8572226a55b?d=wavatar",
"has_key": false
}