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="1923" pageid="296" ns="10" title="Template:Firmy" type="patrol" action="patrol" user="Webmaster" timestamp="2024-05-08T19:41:57Z" comment="">
        <patrol cur="1909" prev="1896" auto="1" />
      </item>
      <item logid="1922" pageid="0" ns="0" title="Daně a účetnictví Jahodová" type="delete" action="delete" user="Webmaster" timestamp="2024-05-08T19:40:17Z" comment="Na žádost autora" />
      <item logid="1921" pageid="11" ns="8" title="MediaWiki:Sidebar" type="patrol" action="patrol" user="Webmaster" timestamp="2020-11-06T20:03:49Z" comment="">
        <patrol cur="1908" prev="1869" auto="1" />
      </item>
      <item logid="1920" pageid="875" ns="0" title="Obchodní centrum Olympia Teplice" type="patrol" action="patrol" user="Webmaster" timestamp="2018-04-10T16:00:33Z" comment="">
        <patrol cur="1907" prev="1650" auto="1" />
      </item>
      <item logid="1919" pageid="210" ns="0" title="Doprava Teplice - Praha" type="patrol" action="patrol" user="Webmaster" timestamp="2018-02-20T13:16:09Z" comment="">
        <patrol cur="1906" prev="1905" auto="1" />
      </item>
      <item logid="1918" pageid="210" ns="0" title="Doprava Teplice - Praha" type="patrol" action="patrol" user="Webmaster" timestamp="2018-02-20T13:15:38Z" comment="">
        <patrol cur="1905" prev="1894" auto="1" />
      </item>
      <item logid="1917" pageid="180" ns="0" title="Doprava Praha - Teplice" type="patrol" action="patrol" user="Webmaster" timestamp="2018-02-20T13:14:52Z" comment="">
        <patrol cur="1904" prev="1893" auto="1" />
      </item>
      <item logid="1916" pageid="371" ns="0" title="Schéma MHD okresu Teplice" type="patrol" action="patrol" user="Webmaster" timestamp="2018-01-11T13:05:50Z" comment="">
        <patrol cur="1903" prev="1723" auto="1" />
      </item>
      <item logid="1915" pageid="0" ns="0" title="Daně a účetnictví Jahodová" type="patrol" action="patrol" user="Webmaster" timestamp="2017-11-23T18:05:26Z" comment="">
        <patrol cur="1902" prev="1901" auto="1" />
      </item>
      <item logid="1914" pageid="0" ns="0" title="Daně a účetnictví Jahodová" type="patrol" action="patrol" user="Webmaster" timestamp="2017-04-19T07:17:22Z" comment="">
        <patrol cur="1901" prev="1900" auto="1" />
      </item>
    </logevents>
  </query>
  <query-continue>
    <logevents lestart="2017-04-19T07:16:28Z" />
  </query-continue>
</api>