Unzipping file

Hell All,

I have a requirement of Unzipping a file using SFTP channel. A ZIP file has internally 2 ZIP files. And in one of the ZIP file has 1 file present which is XML/Actual payload which channel has to read and send it message mapping for further processing.

                             ZIP

                                zip1 (.xml)

                                zip2 (.pdf,.txt)

Can you please help me with the kind of params that i need to use under module tab

Regards,

Naresh