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>
    <logevents>
      <item logid="2" ns="0" title="Account executive" pageid="4" type="move" action="move" user="Vlad Linnik" timestamp="2017-04-03T07:52:35Z" comment="чтобы должность не выглядела как лишний кич со стороны клиента.">
        <move new_ns="0" new_title="Account manager" />
      </item>
      <item logid="1" ns="2" title="Участник:Vlad Linnik" pageid="0" userid="2" type="newusers" action="create" user="Vlad Linnik" timestamp="2017-04-01T16:04:58Z" comment="" />
    </logevents>
  </query>
</api>