virtual [TOnlineAsyncOpHandle](API\Plugins\OnlineServicesInterface\Online\TOnlineAsyncOpHandle)< [FRestoreLobbies](API\Plugins\OnlineServicesInterface\Online\FRestoreLobbies) > RestoreLobbies ( [FRestoreLobbies::Params](API\Plugins\OnlineServicesInterface\Online\FRestoreLobbies\Params) && Params )