How to Construct a Web Message with No Message Parts
A Web message that does not have message parts is a method that does not have input parameters.
To construct a Web message that does not have message parts
With an orchestration open, open the Toolbox and click the BizTalk Orchestrations tab.
Add a Construct Message shape.
Select the message for the Construct Message shape.
Note
You are not required to have the Message Assignment shape inside the Construct Message shape.