bool setup(const QVariantMap &settings = QVariantMap());
State init(const QVariantMap &settings = QVariantMap());
UserId validateUser(const QString &user, const QString &password);
bool setup(const QVariantMap &settings = QVariantMap());
State init(const QVariantMap &settings = QVariantMap());
UserId validateUser(const QString &user, const QString &password);