private BackOfficeIdentityUser AssignLoginsCallback(BackOfficeIdentityUser user)
{
if (user != null)
{
var userId = UserIdToInt(user.Id);
user.SetLoginsCallback(new Lazy <IEnumerable <IIdentityUserLogin> >(() => _externalLoginService.GetExternalLogins(userId)));
user.SetTokensCallback(new Lazy <IEnumerable <IIdentityUserToken> >(() => _externalLoginService.GetExternalLoginTokens(userId)));
}
return(user);
}