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>
    <recentchanges rccontinue="2023-05-27T13:19:30Z|34718" />
  </query-continue>
  <query>
    <recentchanges>
      <rc type="log" ns="6" title="Datei:Weber 45.jpg" rcid="34728" pageid="21198" revid="0" old_revid="0" timestamp="2023-06-06T04:19:52Z" />
      <rc type="log" ns="6" title="Datei:20230603 121753.jpg" rcid="34727" pageid="21197" revid="0" old_revid="0" timestamp="2023-06-05T07:11:42Z" />
      <rc type="log" ns="6" title="Datei:20230603 114316.jpg" rcid="34726" pageid="21196" revid="0" old_revid="0" timestamp="2023-06-05T07:10:52Z" />
      <rc type="log" ns="6" title="Datei:20230603 112829.jpg" rcid="34725" pageid="21195" revid="0" old_revid="0" timestamp="2023-06-05T07:09:43Z" />
      <rc type="log" ns="6" title="Datei:20230602 113934.jpg" rcid="34724" pageid="21194" revid="0" old_revid="0" timestamp="2023-06-05T07:04:53Z" />
      <rc type="log" ns="6" title="Datei:20221028 133727.jpg" rcid="34723" pageid="21193" revid="0" old_revid="0" timestamp="2023-06-04T06:42:30Z" />
      <rc type="new" ns="3" title="Benutzer Diskussion:GT133" rcid="34722" pageid="21192" revid="32328" old_revid="0" timestamp="2023-06-03T09:57:18Z" />
      <rc type="new" ns="2" title="Benutzer:GT133" rcid="34721" pageid="21191" revid="32327" old_revid="0" timestamp="2023-06-03T09:57:18Z" />
      <rc type="log" ns="2" title="Benutzer:GT133" rcid="34720" pageid="0" revid="0" old_revid="0" timestamp="2023-06-03T09:57:18Z" />
      <rc type="log" ns="6" title="Datei:SWE 2Oldies.jpg" rcid="34719" pageid="21190" revid="0" old_revid="0" timestamp="2023-06-01T17:47:33Z" />
    </recentchanges>
  </query>
</api>