You are looking at the HTML representation of the XML format.
HTML is good for debugging, but is unsuitable for application use.
Specify the format parameter to change the output format.
To see the non HTML representation of the XML format, set format=xml.
See the complete documentation, or API help for more information. 
<?xml version="1.0"?>
<api>
  <query>
    <logevents>
      <item logid="486" pageid="189" ns="0" title="Releases / Versions" type="patrol" action="patrol" user="Gernotbelger" timestamp="2020-07-08T13:46:36Z" comment="">
        <patrol cur="1495" prev="1491" auto="1" />
      </item>
      <item logid="485" pageid="45" ns="0" title="Change Log Kalypso Template" type="patrol" action="patrol" user="Gernotbelger" timestamp="2020-07-08T13:34:11Z" comment="">
        <patrol cur="1494" prev="1493" auto="1" />
      </item>
      <item logid="484" pageid="45" ns="0" title="Change Log Kalypso Template" type="patrol" action="patrol" user="Gernotbelger" timestamp="2020-07-08T13:32:25Z" comment="">
        <patrol cur="1493" prev="1490" auto="1" />
      </item>
      <item logid="483" pageid="333" ns="0" title="Change Log Kalypso 20.03" type="patrol" action="patrol" user="Gernotbelger" timestamp="2020-07-08T13:31:35Z" comment="">
        <patrol cur="1492" prev="0" auto="1" />
      </item>
      <item logid="482" pageid="189" ns="0" title="Releases / Versions" type="patrol" action="patrol" user="Gernotbelger" timestamp="2020-07-08T13:30:21Z" comment="">
        <patrol cur="1491" prev="1473" auto="1" />
      </item>
      <item logid="481" pageid="45" ns="0" title="Change Log Kalypso Template" type="patrol" action="patrol" user="Gernotbelger" timestamp="2020-03-10T14:18:23Z" comment="">
        <patrol cur="1490" prev="1489" auto="1" />
      </item>
      <item logid="480" pageid="45" ns="0" title="Change Log Kalypso Template" type="patrol" action="patrol" user="Gernotbelger" timestamp="2020-03-10T13:40:27Z" comment="">
        <patrol cur="1489" prev="1487" auto="1" />
      </item>
      <item logid="479" pageid="332" ns="6" title="File:Change Log 20 03 NetValidationView.PNG" type="upload" action="upload" user="Gernotbelger" timestamp="2020-03-10T13:40:08Z" comment="Table of net validation violations" />
      <item logid="478" pageid="45" ns="0" title="Change Log Kalypso Template" type="patrol" action="patrol" user="Gernotbelger" timestamp="2020-03-10T13:35:41Z" comment="">
        <patrol cur="1487" prev="1484" auto="1" />
      </item>
      <item logid="477" pageid="331" ns="6" title="File:ChangeLog 20 03 BandSplit.PNG" type="upload" action="upload" user="Gernotbelger" timestamp="2020-03-10T13:34:56Z" comment="" />
    </logevents>
  </query>
  <query-continue>
    <logevents lestart="2020-03-10T13:34:37Z" />
  </query-continue>
</api>