问无限循环在5到10秒后停止工作

EN

void Worker::start() {
    while (true) {
        QNetworkReply* reply = manager->get(QNetworkRequest(QUrl("link")));
        QEventLoop loop;
        connect(reply, &QNetworkReply::finished, &loop, &QEventLoop::quit);
        loop.exec();

        QJsonDocument document = QJsonDocument::fromJson(reply->readAll());
        QJsonObject root = document.object();
        QJsonValue response = root.value("response");
        QJsonObject items = response.toObject().value("items").toArray().at(0).toObject();
        int comments = items.value("comments").toObject().value("count").toInt();

        if (comments == 0) {
            qDebug() << "Comment";
            QThread::sleep(3);
        }
        qDebug() << "END";
    }
}