Triggering Custom Change Notification for Purchase Order Document

[manishakulkarni]

We have a requirement in Commerce Automation Project, to send Change Notification to Ariba Supplier, on creating Advance Payment Clearing in ECC. On trying to use proxy DocumentStatusUpdateRequest_Async_Out, there is an error in the CIG. Please find the Image below for reference cig-error.png

Detailed Error Message:error-message.png

Please let us know, is there any possible way to send Custom Change Notifications, to Ariba, for the Purchase Order Document.