public ProcessWorkItemTypeField Field_UpdateWorkItemTypeField()
        {
            UpdateProcessWorkItemTypeFieldRequest newfieldRequest = new UpdateProcessWorkItemTypeFieldRequest()
            {
                DefaultValue = "Blue"
            };

            System.Guid processId = Context.GetValue <Guid>("$processId");

            VssConnection connection = Context.Connection;
            WorkItemTrackingProcessHttpClient client = connection.GetClient <WorkItemTrackingProcessHttpClient>();

            ProcessWorkItemTypeField processWorkItemTypeField = client.UpdateWorkItemTypeFieldAsync(newfieldRequest, processId, _witRefName, _fieldRefName).Result;

            return(processWorkItemTypeField);
        }