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>
    <recentchanges>
      <rc type="edit" ns="0" title="Hlavná stránka" rcid="741" pageid="1" revid="845" old_revid="804" timestamp="2023-04-19T09:23:36Z" />
      <rc type="new" ns="0" title="Jasličky Drobček Nitra" rcid="740" pageid="399" revid="844" old_revid="0" timestamp="2019-04-14T18:10:09Z" />
      <rc type="edit" ns="0" title="Dobré srdce" rcid="739" pageid="391" revid="843" old_revid="825" timestamp="2016-10-24T08:49:06Z" />
      <rc type="log" ns="0" title="Jasle Markušova Michalovce" rcid="738" pageid="398" revid="0" old_revid="0" timestamp="2016-05-27T07:31:51Z" />
      <rc type="edit" ns="8" title="MediaWiki:Sitenotice" rcid="737" pageid="358" revid="840" old_revid="837" timestamp="2016-05-27T07:10:30Z" />
      <rc type="new" ns="0" title="Jasle Sloník-DETSKÁ FARMA" rcid="736" pageid="397" revid="839" old_revid="0" timestamp="2016-05-27T06:51:18Z" />
      <rc type="new" ns="0" title="Beruška jasle-škôlka" rcid="735" pageid="396" revid="838" old_revid="0" timestamp="2016-05-27T06:43:38Z" />
      <rc type="edit" ns="8" title="MediaWiki:Sitenotice" rcid="734" pageid="358" revid="837" old_revid="823" timestamp="2015-08-27T08:40:34Z" />
      <rc type="new" ns="0" title="Sunny Land" rcid="733" pageid="395" revid="836" old_revid="0" timestamp="2014-06-19T05:41:00Z" />
      <rc type="edit" ns="10" title="Šablóna:Main" rcid="732" pageid="94" revid="835" old_revid="834" timestamp="2014-03-05T05:08:28Z" />
    </recentchanges>
  </query>
  <query-continue>
    <recentchanges rcstart="2014-03-05T05:05:37Z" />
  </query-continue>
</api>