<SOAP:Envelope xmlns:SOAP="http://schemas.xmlsoap.org/soap/envelope/"
  SOAP:encodingStyle="http://schemas.xmlsoap.org/soap/encoding/"
  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
  xmlns:xsd="http://www.w3.org/2001/XMLSchema">

  <!-- Header with additional information -->
  <SOAP:Header>
    <wscoor:CoordinationContext
      xmlns:wscoor="http://schemas.xmlsoap.org/ws/2003/09/wscoor"
      SOAP:mustUnderstand="true">
      <wscoor:Identifier>
        http://example.com/context/1234
      </wscoor:Identifier>
    </wscoor:CoordinationContext>
  </SOAP:Header>

  <!-- Body with message content -->
  <SOAP:Body>
    <m:aMethodRequest xmlns:m="http://example.com/soap.wsdl">
      <aNumber xsi:type="xsd:int">42</aNumber>
    </m:aMethodRequest>
  </SOAP:Body>

</SOAP:Envelope>