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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="2021-09-25T01:05:59Z|138463" />
  </query-continue>
  <query>
    <recentchanges>
      <rc type="edit" ns="0" title="Vaccination" rcid="138473" pageid="3284" revid="135504" old_revid="135503" timestamp="2021-10-28T14:16:54Z" />
      <rc type="edit" ns="0" title="Vaccination" rcid="138472" pageid="3284" revid="135503" old_revid="133759" timestamp="2021-10-28T14:15:29Z" />
      <rc type="new" ns="0" title="Countermeasures Injury Compensation Program (CICP)" rcid="138471" pageid="5441" revid="135502" old_revid="0" timestamp="2021-10-28T14:14:28Z" />
      <rc type="new" ns="0" title="National Vaccine Injury Compensation Program" rcid="138470" pageid="5440" revid="135501" old_revid="0" timestamp="2021-10-28T14:11:22Z" />
      <rc type="edit" ns="0" title="Right To Work" rcid="138469" pageid="3315" revid="135500" old_revid="133714" timestamp="2021-10-28T14:00:54Z" />
      <rc type="edit" ns="0" title="Anything private enterprise can do, government should be able to do too." rcid="138468" pageid="3887" revid="135499" old_revid="135398" timestamp="2021-10-24T11:47:01Z" />
      <rc type="edit" ns="0" title="Redistribution (propaganda sense)" rcid="138467" pageid="926" revid="135498" old_revid="133936" timestamp="2021-10-24T11:44:20Z" />
      <rc type="edit" ns="0" title="Timely Abraham Lincoln quote: Who defines Liberty?" rcid="138466" pageid="4277" revid="135497" old_revid="135496" timestamp="2021-09-30T14:25:25Z" />
      <rc type="edit" ns="0" title="Timely Abraham Lincoln quote: Who defines Liberty?" rcid="138465" pageid="4277" revid="135496" old_revid="134263" timestamp="2021-09-30T14:23:50Z" />
      <rc type="edit" ns="0" title="Gang rape is democracy." rcid="138464" pageid="3874" revid="135495" old_revid="131604" timestamp="2021-09-30T13:38:44Z" />
    </recentchanges>
  </query>
</api>