Webservice call to create project in Unifier fails

 Hi I have been trying to create a project in Unifier using createproject call in webservices however everytime I am getting the response:Create Project failed because :Invalid property name 'companyid'.

 

Has anybody created a project using Unifier Webservices. My Soap request xml is as below:

 

<?xml version="1.0" encoding="UTF-8"?><soapenv:Envelope xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"><soapenv:Body><ns1:createProject soapenv:encodingStyle="http://schemas.xmlsoap.org/soap/encoding/" xmlns:ns1="http://general.service.webservices.skire.com"><shortname xsi:type="xsd:string">TCS</shortname><authcode xsi:type="xsd:string">kolkata@1234</authcode><cloneProjectNumber xsi:type="xsd:string">PT-001</cloneProjectNumber><projectXML xsi:type="xsd:string"><?xml version='1.0' encoding='ISO-8859-1'?>