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HTML is good for debugging, but is unsuitable for application use.
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To see the non HTML representation of the XML format, set format=xml.
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<?xml version="1.0"?>
<api>
  <query-continue>
    <recentchanges rccontinue="20190817081547|17183" />
  </query-continue>
  <query>
    <recentchanges>
      <rc type="edit" ns="0" title="荒らし" pageid="1097" revid="16802" old_revid="13031" rcid="17193" timestamp="2019-09-13T08:44:53Z" />
      <rc type="new" ns="0" title="スパイダーマン" pageid="2827" revid="16801" old_revid="0" rcid="17192" timestamp="2019-09-13T07:31:14Z" />
      <rc type="new" ns="2" title="利用者:まんじゅうこわい" pageid="2826" revid="16800" old_revid="0" rcid="17191" timestamp="2019-09-12T12:11:41Z" />
      <rc type="log" ns="2" title="利用者:まんじゅうこわい" pageid="0" revid="0" old_revid="0" rcid="17190" timestamp="2019-09-12T11:15:55Z" />
      <rc type="edit" ns="0" title="2ch脳" pageid="1090" revid="16799" old_revid="16248" rcid="17189" timestamp="2019-09-01T10:01:24Z" />
      <rc type="edit" ns="0" title="FM補完中継局" pageid="526" revid="16798" old_revid="16797" rcid="17188" timestamp="2019-08-28T12:21:44Z" />
      <rc type="edit" ns="0" title="FM補完中継局" pageid="526" revid="16797" old_revid="16790" rcid="17187" timestamp="2019-08-24T14:53:14Z" />
      <rc type="edit" ns="0" title="pixivの悪質ユーザー" pageid="686" revid="16796" old_revid="16795" rcid="17186" timestamp="2019-08-24T14:01:27Z" />
      <rc type="edit" ns="0" title="pixivの悪質ユーザー" pageid="686" revid="16795" old_revid="16794" rcid="17185" timestamp="2019-08-21T03:38:48Z" />
      <rc type="log" ns="2" title="利用者:あ" pageid="0" revid="0" old_revid="0" rcid="17184" timestamp="2019-08-21T03:32:45Z" />
    </recentchanges>
  </query>
</api>