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="2014-08-28T09:24:04Z" />
  </query-continue>
  <query>
    <logevents>
      <item logid="349" pageid="9" ns="0" title="Register iSMS Account for Free" type="patrol" action="patrol" user="Admin" timestamp="2017-09-06T06:37:31Z" comment="">
        <patrol cur="349" prev="332" auto="1" />
      </item>
      <item logid="348" pageid="15" ns="0" title="Purchase SMS Credit" type="patrol" action="patrol" user="Admin" timestamp="2017-09-06T06:35:31Z" comment="">
        <patrol cur="348" prev="347" auto="1" />
      </item>
      <item logid="347" pageid="15" ns="0" title="Purchase SMS Credit" type="patrol" action="patrol" user="Admin" timestamp="2017-09-06T06:34:34Z" comment="">
        <patrol cur="347" prev="138" auto="1" />
      </item>
      <item logid="346" pageid="58" ns="0" title="Top Up SMS Credit Upon Payment Done" type="patrol" action="patrol" user="Admin" timestamp="2017-09-06T06:32:11Z" comment="">
        <patrol cur="346" prev="278" auto="1" />
      </item>
      <item logid="345" pageid="2" ns="8" title="MediaWiki:Sidebar" type="patrol" action="patrol" user="Admin" timestamp="2017-09-06T06:24:03Z" comment="">
        <patrol cur="345" prev="339" auto="1" />
      </item>
      <item logid="344" pageid="108" ns="0" title="Reload 10 Free SMS Credit" type="patrol" action="patrol" user="Admin" timestamp="2017-09-05T09:26:01Z" comment="">
        <patrol cur="344" prev="343" auto="1" />
      </item>
      <item logid="343" pageid="108" ns="0" title="Reload 10 Free SMS Credit" type="patrol" action="patrol" user="Admin" timestamp="2017-09-05T09:25:47Z" comment="">
        <patrol cur="343" prev="338" auto="1" />
      </item>
      <item logid="342" pageid="1" ns="0" title="Main Page" type="patrol" action="patrol" user="Admin" timestamp="2017-09-05T09:16:04Z" comment="">
        <patrol cur="342" prev="340" auto="1" />
      </item>
      <item logid="341" pageid="90" ns="0" title="Bulk SMS Pricing" type="patrol" action="patrol" user="Admin" timestamp="2015-12-11T08:01:44Z" comment="">
        <patrol cur="341" prev="240" auto="1" />
      </item>
      <item logid="340" pageid="1" ns="0" title="Main Page" type="patrol" action="patrol" user="Admin" timestamp="2014-12-22T07:58:10Z" comment="">
        <patrol cur="340" prev="326" auto="1" />
      </item>
    </logevents>
  </query>
</api>