You are looking at the HTML representation of the XML format.
HTML is good for debugging, but probably is not suitable for your application.
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<?xml version="1.0"?>
<api>
  <query>
    <pages>
      <page pageid="2324" ns="8" title="MediaWiki:MenuSidebar" touched="2013-05-01T06:52:21Z" lastrevid="10405" counter="5768" length="2121" />
    </pages>
  </query>
</api>