Example XML Request
<request>
<procedure>
<execute namespace="SharePoint2007Provider" procedure="RemoveUsersFromSite" impersonate="1">
<executeData>
<target>http://WSSFE:8080</target>
<siteGUID>369982d3-d5fa-4726-8de2-7c3cc955039f</siteGUID>
<subSiteGUID>f76387e6-5388-4508-9ea8-500e112d30bc</subSiteGUID>
<users>
<user loginName="Fabrikam\SPNSUser" />
</users>
</executeData>
</execute>
</procedure>
</request>