Handle Http Post in WebMethods

I am looking for a tip for building a services in Integration Server to handle a multipart Http post from a external web server.

By the way, can we create a multipart http post use the http service (pub.client.http)? How?

Some one please help me.

Yes you need to set the appropriate content type for multipart and pass it via headers in the http service and the arguments if you want to pass data/args