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>
    <revisions rvcontinue="23" />
  </query-continue>
  <query>
    <pages>
      <page pageid="1" ns="0" title="Main Page">
        <revisions>
          <rev user="Johan" timestamp="2015-09-14T21:41:41Z" comment="Created page with &quot;On this wiki you will find information about the SI-Droid Android apps, i.e. SI-Droid Event and SI-Droid ROC.  Links to the apps on Google Play * [https://play.google.com/stor...&quot;" />
          <rev user="Johan" timestamp="2015-09-14T21:42:47Z" comment="Johan moved page [[Test]] to [[Main Page]]" />
          <rev user="Johan" timestamp="2015-11-01T13:30:16Z" comment="" />
          <rev user="Johan" timestamp="2015-12-01T10:18:16Z" comment="/* SI-Droid Event */" />
          <rev user="Johan" timestamp="2016-02-28T18:36:09Z" comment="/* SI-Droid ROC */" />
        </revisions>
      </page>
    </pages>
  </query>
</api>