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="1" ns="0" title="Main Page" touched="2015-09-17T20:57:34Z" lastrevid="4019" counter="953685" length="2789">
        <protection />
      </page>
    </pages>
  </query>
</api>