You are looking at the HTML representation of the XML format.
HTML is good for debugging, but probably is not suitable for your application.
See complete documentation, or API help for more information. 
<?xml version="1.0"?>
<api>
  <query>
    <recentchanges>
      <rc type="edit" ns="0" title="Zimbra" rcid="1051" pageid="51" revid="1034" old_revid="502" timestamp="2014-11-01T19:34:34Z" />
      <rc type="new" ns="0" title="TCP Wrapper" rcid="1050" pageid="296" revid="1033" old_revid="0" timestamp="2013-03-28T08:13:02Z" />
      <rc type="edit" ns="0" title="Nagios" rcid="1049" pageid="214" revid="1032" old_revid="1028" timestamp="2012-11-19T10:39:26Z" />
      <rc type="new" ns="0" title="Ograniczenie Bash&#039;a" rcid="1048" pageid="295" revid="1031" old_revid="0" timestamp="2012-11-04T08:41:02Z" />
      <rc type="edit" ns="0" title="OCS Inventory NG Server" rcid="1047" pageid="36" revid="1030" old_revid="1029" timestamp="2012-10-08T09:37:19Z" />
      <rc type="edit" ns="0" title="OCS Inventory NG Server" rcid="1046" pageid="36" revid="1029" old_revid="489" timestamp="2012-10-06T15:51:53Z" />
      <rc type="edit" ns="0" title="Nagios" rcid="1045" pageid="214" revid="1028" old_revid="732" timestamp="2012-10-06T09:02:59Z" />
      <rc type="edit" ns="0" title="Bacula - backup danych" rcid="1044" pageid="8" revid="1027" old_revid="1026" timestamp="2012-09-18T18:54:53Z" />
      <rc type="edit" ns="0" title="Bacula - backup danych" rcid="1043" pageid="8" revid="1026" old_revid="1025" timestamp="2012-09-18T18:53:22Z" />
      <rc type="edit" ns="0" title="Bacula - backup danych" rcid="1042" pageid="8" revid="1025" old_revid="1024" timestamp="2012-09-16T13:40:59Z" />
    </recentchanges>
  </query>
  <query-continue>
    <recentchanges rcstart="2012-09-16T13:39:42Z" />
  </query-continue>
</api>