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="20230713111143|66148" />
  </query-continue>
  <query>
    <recentchanges>
      <rc type="log" ns="0" title="ИПЛИТ РАН/Библиотека/Новинки библиотеки 2023" pageid="0" revid="0" old_revid="0" rcid="66166" timestamp="2024-01-26T15:12:19Z" />
      <rc type="edit" ns="0" title="ИПЛИТ РАН/Библиотека" pageid="9884" revid="60157" old_revid="59845" rcid="66165" timestamp="2024-01-26T07:59:58Z" />
      <rc type="new" ns="0" title="ИПЛИТ РАН/Библиотека/Новинки библиотеки 2024" pageid="32969" revid="60156" old_revid="0" rcid="66164" timestamp="2024-01-26T07:53:37Z" />
      <rc type="new" ns="0" title="ИПЛИТ РАН/Библиотека/Архив 2023" pageid="32968" revid="60155" old_revid="0" rcid="66163" timestamp="2024-01-26T07:40:58Z" />
      <rc type="edit" ns="0" title="Установка Home Assistant на AltLinux" pageid="32901" revid="60144" old_revid="60143" rcid="66154" timestamp="2023-08-03T12:55:31Z" />
      <rc type="edit" ns="0" title="Установка Home Assistant на AltLinux" pageid="32901" revid="60143" old_revid="60142" rcid="66153" timestamp="2023-08-03T12:47:45Z" />
      <rc type="edit" ns="0" title="Установка Home Assistant на AltLinux" pageid="32901" revid="60142" old_revid="60123" rcid="66152" timestamp="2023-08-03T12:43:43Z" />
      <rc type="log" ns="6" title="Файл:Добавляем интеграцию, зная IP девайса ESP8255.png" pageid="32967" revid="0" old_revid="0" rcid="66151" timestamp="2023-07-13T11:13:31Z" />
      <rc type="log" ns="6" title="Файл:Окно лога для определения IP девайса ESP8255.png" pageid="32966" revid="0" old_revid="0" rcid="66150" timestamp="2023-07-13T11:13:02Z" />
      <rc type="log" ns="6" title="Файл:Окно компиляци и прошивки в плату.png" pageid="32965" revid="0" old_revid="0" rcid="66149" timestamp="2023-07-13T11:12:18Z" />
    </recentchanges>
  </query>
</api>