User Instance
GET /api/users/284/?format=api
{
"username": "etoffee",
"gravatar": "//www.gravatar.com/avatar/d6f5c752df7f84b486d5ef46e654967c?d=wavatar",
"has_key": false
}GET /api/users/284/?format=api
{
"username": "etoffee",
"gravatar": "//www.gravatar.com/avatar/d6f5c752df7f84b486d5ef46e654967c?d=wavatar",
"has_key": false
}