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="20150127203237|333" />
  </query-continue>
  <query>
    <recentchanges>
      <rc type="edit" ns="0" title="Main Page" pageid="1" revid="342" old_revid="341" rcid="343" timestamp="2022-07-01T18:19:54Z" />
      <rc type="edit" ns="0" title="Main Page" pageid="1" revid="341" old_revid="340" rcid="342" timestamp="2015-01-27T21:27:46Z" />
      <rc type="edit" ns="0" title="Main Page" pageid="1" revid="340" old_revid="272" rcid="341" timestamp="2015-01-27T21:00:01Z" />
      <rc type="log" ns="6" title="File:Utah DURABLE GENERAL POWER OF ATTORNEY-long form.doc" pageid="175" revid="0" old_revid="0" rcid="340" timestamp="2015-01-27T20:42:10Z" />
      <rc type="log" ns="6" title="File:Ip confidentiality agt non-solicit.doc" pageid="174" revid="0" old_revid="0" rcid="339" timestamp="2015-01-27T20:41:10Z" />
      <rc type="log" ns="6" title="File:Bill of Sale and Assignment and Assumption Agreement.doc" pageid="173" revid="0" old_revid="0" rcid="338" timestamp="2015-01-27T20:38:26Z" />
      <rc type="log" ns="6" title="File:Utah Asset Purchase Agreement.doc" pageid="172" revid="0" old_revid="0" rcid="337" timestamp="2015-01-27T20:36:38Z" />
      <rc type="log" ns="6" title="File:Utah Bill of Sale of Automobile v1.doc" pageid="171" revid="0" old_revid="0" rcid="336" timestamp="2015-01-27T20:35:25Z" />
      <rc type="log" ns="6" title="File:Utah Federal Summons in a Civil Action.pdf" pageid="170" revid="0" old_revid="0" rcid="335" timestamp="2015-01-27T20:33:35Z" />
      <rc type="log" ns="6" title="File:Utah Federal Motion for Withdrawal of Counsel.pdf" pageid="169" revid="0" old_revid="0" rcid="334" timestamp="2015-01-27T20:32:54Z" />
    </recentchanges>
  </query>
</api>