public function doLoop()
    {
        $server = $this->getServerData();
        $initial = $this->getConnectionInfo($server);

        $user = new User($this->vk);

        $userMap = [];
        $userCache = [];

        /*
         * @param $id
         * @return Model\User
         */
        $fetchData = function ($id) use ($user, &$userMap, &$userCache) {
            if (!isset($userMap[$id])) {
                $userMap[$id] = count($userCache);
                $userCache[] = $user->get($id)->response->get();
            }

            return $userCache[$userMap[$id]];
        };

        while ($data = $this->guzzle->get($initial)->json(['object' => true])) {
            $server->ts = $data->ts;
            $initial = $this->getConnectionInfo($server);

            foreach ($data->updates as $update) {
                /*
                 * @var $user Model\User
                 */
                switch ($update[0]) {
                    case LP::MESSAGE_ADD:
                        $user = $fetchData($update[3]);
                        if ($update[2] & 2) {
                            continue;
                        }
                        printf("New message from %s '%s'\n", $user->getName(), $update[6]);
                        var_dump($update);
                        break;
                    case LP::MESSAGE_WRITE:
                        $user = $fetchData($update[1]);
                        printf("User %s writing\n", $user->getName());
                        break;
                    case LP::DATA_ADD:
                        break;
                    case LP::FRIEND_OFFLINE:
                        $user = $fetchData($update[1] * -1);
                        $status = $update[2] == 1 ? 'AFK' : 'Exit';
                        printf("User %s offline(%s)\n", $user->getName(), $status);
                        break;
                    case LP::FRIEND_ONLINE:
                        $user = $fetchData($update[1] * -1);
                        printf("User %s online\n", $user->getName());
                        break;
                    default:
                        printf("Unknown event %s {%s}\n", $update[0], implode(',', $update));
                        break;
                }
            }
        }
    }