Information about a user
 public UserInfo Update(UserInfo user)
 {
     var url = GetUrl();
     var json = Client.Put(url, JObject.FromObject(user).ToString());
     var jsonUser = JObject.Parse(json);
     return CreateUser(jsonUser);
 }
 public void Delete(UserInfo user)
 {
     var url = GetUrl(user.userName);
     Client.Delete(url);
 }