Hello, I am adding data from excel to queue.
I had first read the data from datatable and then using bulk add queue items, passing the data to queue, But i am getting below error and exception:
I had tried using UiAssistant too, but still got same error 
20.4.1-beta.22
Message: Type ‘Microsoft.Rest.HttpRequestMessageWrapper’ cannot be serialized. Consider marking it with the DataContractAttribute attribute, and marking all of its members you want serialized with the DataMemberAttribute attribute. If the type is a collection, consider marking it with the CollectionDataContractAttribute. See the Microsoft .NET Framework documentation for other supported types.
Exception Type: System.Runtime.Serialization.InvalidDataContractException
RemoteException wrapping System.Runtime.Serialization.InvalidDataContractException: Type ‘Microsoft.Rest.HttpRequestMessageWrapper’ cannot be serialized. Consider marking it with the DataContractAttribute attribute, and marking all of its members you want serialized with the DataMemberAttribute attribute. If the type is a collection, consider marking it with the CollectionDataContractAttribute. See the Microsoft .NET Framework documentation for other supported types.
at System.Runtime.AsyncResult.End[TAsyncResult](IAsyncResult result)
at System.Activities.WorkflowApplication.CompletedEventHandler.OnStage2Complete(IAsyncResult lastResult, WorkflowApplication instance, Boolean isStillSync)
at System.Activities.WorkflowApplication.EventFrame(IAsyncResult result)
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