You are looking at the HTML representation of the XML format.
HTML is good for debugging, but probably is not suitable for your application.
See complete documentation, or API help for more information. 
<?xml version="1.0"?>
<api>
  <query>
    <recentchanges>
      <rc type="log" ns="6" title="Arquivo:Portaria GCTI - 02 de 19-06-2018 - V.06.pdf" rcid="28153" pageid="464" revid="0" old_revid="0" timestamp="2020-02-13T14:00:29Z" />
      <rc type="log" ns="6" title="Arquivo:Portaria GCTI - 02 de 19-06-2018 - V.06.pdf" rcid="28152" pageid="464" revid="0" old_revid="0" timestamp="2020-02-13T14:00:02Z" />
      <rc type="edit" ns="0" title="Legislação Básica" rcid="28151" pageid="3" revid="27605" old_revid="27526" timestamp="2020-01-23T18:00:47Z" />
      <rc type="log" ns="6" title="Arquivo:Portaria GCTI - 02 de 19-06-2018 - V.06.pdf" rcid="28150" pageid="0" revid="0" old_revid="0" timestamp="2020-01-23T17:59:23Z" />
      <rc type="edit" ns="0" title="LEILÃO PÚBLICO Nº 04/2019- DCTI - Veículos e Sucatas de Veículos" rcid="28149" pageid="458" revid="27603" old_revid="27601" timestamp="2019-10-24T14:46:26Z" />
      <rc type="log" ns="6" title="Arquivo:Edital Resumido São Pedro - Benozzati.pdf" rcid="28148" pageid="0" revid="0" old_revid="0" timestamp="2019-10-24T14:45:55Z" />
      <rc type="edit" ns="0" title="LEILÃO PÚBLICO Nº 04/2019- DCTI - Veículos e Sucatas de Veículos" rcid="28147" pageid="458" revid="27601" old_revid="27599" timestamp="2019-10-24T14:40:06Z" />
      <rc type="log" ns="6" title="Arquivo:Leilão - Impresso - Site - Anexo II - nov - Benozzati.pdf" rcid="28146" pageid="0" revid="0" old_revid="0" timestamp="2019-10-24T14:39:42Z" />
      <rc type="edit" ns="0" title="LEILÃO PÚBLICO Nº 04/2019- DCTI - Veículos e Sucatas de Veículos" rcid="28145" pageid="458" revid="27599" old_revid="27596" timestamp="2019-10-24T14:39:22Z" />
      <rc type="log" ns="6" title="Arquivo:Leilão - Impresso - Site - Anexo I - nov - Benozzati.pdf" rcid="28144" pageid="0" revid="0" old_revid="0" timestamp="2019-10-24T14:38:58Z" />
    </recentchanges>
  </query>
  <query-continue>
    <recentchanges rcstart="2019-10-24T14:38:09Z" />
  </query-continue>
</api>