<SOAP-ENV:Envelope xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:SOAP-ENV="http://schemas.xmlsoap.org/soap/envelope/" SOAP-ENV:encodingStyle="http://schemas.xmlsoap.org/soap/encoding/" xmlns:xsd="http://www.w3.org/2001/XMLSchema">
      <SOAP-ENV:Body>
         <ns1:echoHexBinaryResponse xmlns:ns1="http://soapinterop.org/">
            <return xsi:type="xsd:hexBinary">AAABBAAE</return>
         </ns1:echoHexBinaryResponse>
      </SOAP-ENV:Body>
   </SOAP-ENV:Envelope>