Had huge troubles getting the soap interface to function, I kept receiving the error "The AXIS engine could not find a target service to invoke! targetService is null" -- after hours of googling and finally playing around with wsdl namespace definitions, I got the webservice to work by creating the wsdl as follows:
Yes, "urn:agnitas-webservice" is the generic placeholder for the real webservices URL - which depends on your implementation. But we should make this clear in the documentation - thanks for pointing this out!