Revision control
++ <?xml version="1.0" encoding="UTF-8"?>
++ <scxml
++ xmlns="http://www.w3.org/2005/07/scxml"
++ xmlns:conf="http://www.w3.org/2005/scxml-conformance"
++ initial="p01" version="1.0">
++ <state id="p01">
++ <invoke type="http://Www.w3.org/TR/scxml/">
++ <content>
++ <scxml version="1.0" initial="subFinal1" datamodel="ecmascript">
++ <final id="subFinal1"></final>
++ </scxml>
++ <finalize>
++ <assign location="Var1" expr="_event.data.aParam"/>
++ </finalize>
++ </content>
++ </invoke>
++ </state>
++ </scxml>