public void AddMultipleQueueItems()
        {
            Filter filter          = new Filter("Name", "TestQueue");
            var    queueDefinition = uiPath.TransactionManager.GetQueueDefinitions(filter).FirstOrDefault();

            if (queueDefinition != null)
            {
                NewMultipleQueueItems newMultipleQueueItems = new NewMultipleQueueItems
                {
                    QueueName  = "TestQueue",
                    CommitType = QueueItemsCommitType.AllOrNothing
                };
                NewQueueItemData newQueueItemData1 = new NewQueueItemData
                {
                    Name     = "Test1",
                    Priority = "High"
                };
                newQueueItemData1.AddSpecificContent("Test1", "Test1");
                NewQueueItemData newQueueItemData2 = new NewQueueItemData
                {
                    Name     = "Test2",
                    Priority = "High"
                };
                newQueueItemData2.AddSpecificContent("Test2", 2);
                NewQueueItemData newQueueItemData3 = new NewQueueItemData
                {
                    Name     = "Test3",
                    Priority = "High"
                };
                newQueueItemData3.AddSpecificContent("Test3", false);
                newMultipleQueueItems.Add(newQueueItemData1);
                newMultipleQueueItems.Add(newQueueItemData2);
                newMultipleQueueItems.Add(newQueueItemData3);
                var transactionStatus1 = uiPath.TransactionManager.AddQueueItems(newMultipleQueueItems);

                newQueueItemData1 = new NewQueueItemData
                {
                    Name      = "Test1",
                    Priority  = "High",
                    Reference = "ref1"
                };
                newQueueItemData1.AddSpecificContent("Test1", "Test1");
                newQueueItemData2 = new NewQueueItemData
                {
                    Name      = "Test2",
                    Priority  = "High",
                    Reference = "ref2"
                };
                newQueueItemData2.AddSpecificContent("Test2", 2);
                newQueueItemData3 = new NewQueueItemData
                {
                    Name      = "Test3",
                    Priority  = "High",
                    Reference = "ref3"
                };
                newQueueItemData3.AddSpecificContent("Test3", false);
                newMultipleQueueItems.Clear();
                newMultipleQueueItems.Add(newQueueItemData1);
                newMultipleQueueItems.Add(newQueueItemData2);
                newMultipleQueueItems.Add(newQueueItemData3);
                var transactionStatus2 = uiPath.TransactionManager.AddQueueItems(newMultipleQueueItems);
            }
        }