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-continue>
    <logevents lestart="2023-01-09T20:27:48Z" />
  </query-continue>
  <query>
    <logevents>
      <item logid="30635" pageid="12023" ns="0" title="Mathematik und Informatik – Uni Marburg/Gymnasium Philippinum/Mathematik 9a" type="patrol" action="patrol" user="Roland Weber" timestamp="2023-05-01T21:19:49Z" comment="">
        <patrol cur="87636" prev="87635" auto="1" />
      </item>
      <item logid="30634" pageid="12023" ns="0" title="Mathematik und Informatik – Uni Marburg/Gymnasium Philippinum/Mathematik 9a" type="patrol" action="patrol" user="Roland Weber" timestamp="2023-05-01T21:16:31Z" comment="">
        <patrol cur="87635" prev="0" auto="1" />
      </item>
      <item logid="30633" pageid="12014" ns="0" title="Mathematik und Informatik – Uni Marburg/Gymnasium Philippinum" type="patrol" action="patrol" user="Roland Weber" timestamp="2023-05-01T21:13:32Z" comment="">
        <patrol cur="87634" prev="87633" auto="1" />
      </item>
      <item logid="30632" pageid="12014" ns="0" title="Mathematik und Informatik – Uni Marburg/Gymnasium Philippinum" type="patrol" action="patrol" user="Roland Weber" timestamp="2023-05-01T21:12:58Z" comment="">
        <patrol cur="87633" prev="87559" auto="1" />
      </item>
      <item logid="30631" pageid="4942" ns="2" title="Benutzer:JDrewes" type="patrol" action="patrol" user="Andrea Schellmann" timestamp="2023-03-14T19:12:27Z" comment="">
        <patrol cur="87632" prev="84122" auto="1" />
      </item>
      <item logid="30630" pageid="1361" ns="8" title="MediaWiki:Sitenotice" type="patrol" action="patrol" user="Karl Kirst" timestamp="2023-03-13T20:51:05Z" comment="">
        <patrol cur="87631" prev="87630" auto="1" />
      </item>
      <item logid="30629" pageid="1361" ns="8" title="MediaWiki:Sitenotice" type="patrol" action="patrol" user="Karl Kirst" timestamp="2023-03-13T20:49:20Z" comment="">
        <patrol cur="87630" prev="87629" auto="1" />
      </item>
      <item logid="30628" pageid="1361" ns="8" title="MediaWiki:Sitenotice" type="patrol" action="patrol" user="Karl Kirst" timestamp="2023-03-13T20:48:41Z" comment="">
        <patrol cur="87629" prev="87628" auto="1" />
      </item>
      <item logid="30627" pageid="1361" ns="8" title="MediaWiki:Sitenotice" type="patrol" action="patrol" user="Karl Kirst" timestamp="2023-03-13T20:47:03Z" comment="">
        <patrol cur="87628" prev="68614" auto="1" />
      </item>
      <item logid="30626" pageid="12017" ns="0" title="Mathematik und Informatik – Uni Marburg/Gymnasium Philippinum/Trigonometrische Funktionen" type="patrol" action="patrol" user="Roland Weber" timestamp="2023-01-11T21:22:03Z" comment="">
        <patrol cur="87627" prev="87626" auto="1" />
      </item>
    </logevents>
  </query>
</api>