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 lestart="2016-06-15T22:08:16Z" />
  </query-continue>
  <query>
    <logevents>
      <item logid="98" pageid="1" ns="0" title="Main Page" type="patrol" action="patrol" user="Romaine" timestamp="2017-09-06T17:09:35Z" comment="">
        <patrol cur="107" prev="88" auto="1" />
      </item>
      <item logid="97" pageid="37" ns="2" title="User:Romaine" type="patrol" action="patrol" user="Romaine" timestamp="2017-09-06T17:01:17Z" comment="">
        <patrol cur="106" prev="105" auto="1" />
      </item>
      <item logid="96" pageid="37" ns="2" title="User:Romaine" type="patrol" action="patrol" user="Romaine" timestamp="2017-09-06T16:59:14Z" comment="">
        <patrol cur="105" prev="0" auto="1" />
      </item>
      <item logid="95" pageid="36" ns="6" title="File:Les peluches font du géocaching - Toulouse.jpg" type="patrol" action="patrol" user="Romaine" timestamp="2017-09-06T15:41:20Z" comment="">
        <patrol cur="104" prev="103" auto="1" />
      </item>
      <item logid="94" pageid="36" ns="6" title="File:Les peluches font du géocaching - Toulouse.jpg" type="upload" action="upload" img_sha1="l7ublt28ka9j3jhf1q1m7cwto8xw0a1" img_timestamp="2017-09-06T15:38:45Z" user="Romaine" timestamp="2017-09-06T15:38:45Z" comment="" />
      <item logid="93" pageid="37" ns="2" title="User:Romaine" type="rights" action="rights" user="Percy" timestamp="2017-09-06T14:39:21Z" comment="">
        <rights new="sysop" old="" />
      </item>
      <item logid="92" pageid="37" ns="2" title="User:Romaine" type="newusers" action="create2" userid="9" user="Percy" timestamp="2017-09-06T14:38:10Z" comment="To do cute stuff ^_^" />
      <item logid="91" pageid="35" ns="4" title="Cuteness:Cancunchyk appointment" type="patrol" action="patrol" user="Percy" timestamp="2016-06-15T22:22:16Z" comment="">
        <patrol cur="102" prev="101" auto="1" />
      </item>
      <item logid="90" pageid="35" ns="4" title="Cuteness:Cancunchyk appointment" type="patrol" action="patrol" user="Percy" timestamp="2016-06-15T22:21:41Z" comment="">
        <patrol cur="101" prev="100" auto="1" />
      </item>
      <item logid="89" pageid="35" ns="4" title="Cuteness:Cancunchyk appointment" type="patrol" action="patrol" user="Percy" timestamp="2016-06-15T22:08:40Z" comment="">
        <patrol cur="100" prev="99" auto="1" />
      </item>
    </logevents>
  </query>
</api>