<env:Envelope xmlns:env="http://schemas.xmlsoap.org/soap/envelope/">
 <env:Header/>
 <env:Body xmlns="urn:TestService">
 	<mixedRequest>
	    <string>foo</string>
	    <request xmlns="http://cxf.apache.org/xmlbeans">
	      <sessionId>foo</sessionId>
	    </request>
    </mixedRequest>
 </env:Body>
</env:Envelope>