If this XML is document flowing through Boomi process it can be captured in a dynamic document property in set properties shape as Current Data. The dynamic document property can then be used set an element in the output profile of a map shape.
As to the question as to weather SAP can accept this...I don't know
Thank You! Using Current Data was the solution. I had not noticed or used that option before. Current Data can be set as the value for a parameter in the Connector config so the dynamic document property was not needed.
Retrieving data ...