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>
    <logevents lecontinue="20181030121230|512" />
  </query-continue>
  <query>
    <logevents>
      <item logid="522" ns="0" title="メインページ" pageid="2" type="patrol" action="patrol" user="Uneedadv" timestamp="2018-11-27T09:55:53Z" comment="">
        <patrol cur="519" prev="518" auto="1" />
      </item>
      <item logid="521" ns="0" title="メインページ" pageid="2" type="patrol" action="patrol" user="Uneedadv" timestamp="2018-11-12T02:18:34Z" comment="">
        <patrol cur="518" prev="503" auto="1" />
      </item>
      <item logid="520" ns="0" title="バージョンＱ:こうぶん" pageid="133" type="patrol" action="patrol" user="Uneedadv" timestamp="2018-10-30T12:48:14Z" comment="">
        <patrol cur="517" prev="512" auto="1" />
      </item>
      <item logid="519" ns="6" title="ファイル:鴻文 Hong-Wen こうぶん 홍문2018A006.png" pageid="156" type="protect" action="protect" user="Uneedadv" timestamp="2018-10-30T12:46:55Z" comment="">
        <param>‎[edit=sysop] (無期限)‎[move=sysop] (無期限)‎[upload=sysop] (無期限)</param>
        <param />
      </item>
      <item logid="518" ns="6" title="ファイル:鴻文 Hong-Wen こうぶん 홍문2018A006.png" pageid="156" img_sha1="sbf8f05a9prg4tioggd2k4rtgcvsdn7" img_timestamp="2018-10-30T12:44:17Z" type="upload" action="upload" user="Uneedadv" timestamp="2018-10-30T12:44:17Z" comment="" />
      <item logid="517" ns="6" title="ファイル:鴻文 Hong-Wen こうぶん 홍문2018A005.png" pageid="155" type="protect" action="protect" user="Uneedadv" timestamp="2018-10-30T12:42:26Z" comment="">
        <param>‎[edit=sysop] (無期限)‎[move=sysop] (無期限)‎[upload=sysop] (無期限)</param>
        <param />
      </item>
      <item logid="516" ns="6" title="ファイル:鴻文 Hong-Wen こうぶん 홍문2018A005.png" pageid="155" img_sha1="6lr3949lg5eztdy4eho6w2zg6d3ms6s" img_timestamp="2018-10-30T12:41:19Z" type="upload" action="upload" user="Uneedadv" timestamp="2018-10-30T12:41:19Z" comment="" />
      <item logid="515" ns="0" title="バージョンＱ:こうぶん" pageid="133" type="patrol" action="patrol" user="Uneedadv" timestamp="2018-10-30T12:40:20Z" comment="">
        <patrol cur="512" prev="426" auto="1" />
      </item>
      <item logid="514" ns="6" title="ファイル:鴻文 Hong-Wen こうぶん 홍문2018A004.png" pageid="154" type="protect" action="protect" user="Uneedadv" timestamp="2018-10-30T12:39:33Z" comment="">
        <param>‎[edit=sysop] (無期限)‎[move=sysop] (無期限)‎[upload=sysop] (無期限)</param>
        <param />
      </item>
      <item logid="513" ns="6" title="ファイル:鴻文 Hong-Wen こうぶん 홍문2018A004.png" pageid="154" img_sha1="psz4zoa9zm4aog5fzg0j4vfuxq46z34" img_timestamp="2018-10-30T12:17:29Z" type="upload" action="upload" user="Uneedadv" timestamp="2018-10-30T12:17:29Z" comment="" />
    </logevents>
  </query>
</api>