The request needs to look as follow:
<request>
<sc_xml_ver>1.0</sc_xml_ver>
<pageUrl>Need to provide an url even if it is a fake one</pageUrl>
<pageName>Need to provide a page name</pageName>
<reportSuiteID>reportsuiteid</reportSuiteID>
<visitorID>Unique visitorID</visitorID>
<contextData>
<abc>bla</abc>
</contextData>
</request>
Make sure you the following answer:
<?xml version="1.0" encoding="UTF-8"?> <status>SUCCESS</status>
Make sure that the report suite timestamp configuration is correct, if you send the timestamp tag then it needs to be either timestamp enabled or timestamp optional.