public function getIsActiveAttribute()
    {
        try {
            $activity     = $this->activity;
            $lastActivity = ($activity instanceof UserActivity) ? $activity->last_activity : null;
            $laDate       = Carbon::createFromFormat('Y-m-d H:i:s', $lastActivity);
            return !(Carbon::now()->diffInSeconds($laDate) >= config('antares/users::check_activity_every'));
        } catch (\Exception $e) {
            return false;
        }
    }