<?xml version="1.0" ?> <voe:VOEvent xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:voe="http://www.ivoa.net/xml/VOEvent/v2.0" xsi:schemaLocation="http://www.ivoa.net/xml/VOEvent/v2.0 http://www.cacr.caltech.edu/~roy/VOEvent/VOEvent2-110220.xsd" version="2.0" role="test" ivorn="ivo://testing#111"> <Who> <Author> <contactName>Donald Duck</contactName> </Author> </Who> <What> <Param name="apple" dataType="string" value="123"/> <Param name="orange" dataType="string" value="124"/> </What> </voe:VOEvent>