# USER MODEL

    public function isOnline()
    {
        return $this->accounting()->latest('ts')->limit(1)->select('rtype');
    }

# CONTROLLER

    $isOnline = $user->isOnline()->pluck('rtype')->toArray();
    if (isset($isOnline[0]) && $isOnline[0] === 'Alive') {
        $info[] = 'Online';
    } else {
        $info[] = 'Offline';
    }