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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>
    <allimages gaicontinue="Белоусов_и_др._ОКВЭД-НТИ.pdf" />
  </query-continue>
  <query>
    <pages>
      <page pageid="24" ns="6" title="Файл:TEMPORAL MODELS OF COGNITIVE ACTIVITY.pdf" imagerepository="local">
        <imageinfo>
          <ii timestamp="2014-09-03T12:22:45Z" user="Baranov" />
        </imageinfo>
      </page>
      <page pageid="35" ns="6" title="Файл:Zelyanskaya N. L. WORLD IMAGE AND MEDIA-IMAGE OF A POLITICAL PERSONALITY.pdf" imagerepository="local">
        <imageinfo>
          <ii timestamp="2014-12-03T17:50:45Z" user="Belousov" />
        </imageinfo>
      </page>
      <page pageid="90" ns="6" title="Файл:Белоусов-сер.2-07-2023.pdf" imagerepository="local">
        <imageinfo>
          <ii timestamp="2023-07-01T06:27:46Z" user="Belousov" />
        </imageinfo>
      </page>
      <page pageid="88" ns="6" title="Файл:Белоусов и др..WORD2VEC–МОДЕЛЬ ЭМОДЗИ.pdf" imagerepository="local">
        <imageinfo>
          <ii timestamp="2023-05-21T07:33:32Z" user="Belousov" />
        </imageinfo>
      </page>
    </pages>
  </query>
</api>