<soapenv:Envelope xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
   <soapenv:Body>
      <acme:Request xmlns:acme="http://www.acme.xyz">         
         <acme:applicationName>webapp</acme:applicationName>
         <acme:requestNumber>123</acme:requestNumber>
      </acme:Request>
   </soapenv:Body>
</soapenv:Envelope>