multiRef SOAP response

Hi all,

I am using  receiver soap axis adapter to consume the axis webservice. Webservice uses RPC style and the response includes multiref response.In monitoring i can see the payload like this:

main payload:

the rest of response content is in attachment :

document-4.xml :

How can i map the  attachements file content and how can i merge all files to one file?

PS: we use PO 7.4

Thank you,

Nurhan