[TOnlineAsyncOpHandle](API\Plugins\OnlineServicesInterface\Online\TOnlineAsyncOpHandle)< [FAuthQueryExternalAuthToken](API\Plugins\OnlineServicesInterface\Online\FAuthQueryExternalAuthToken) > QueryExternalAuthToken ( [FAuthQueryExternalAuthToken::Params](API\Plugins\OnlineServicesInterface\Online\FAuthQueryExternalAuthToken\Params) && Params )