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>
    <blocks bkcontinue="20121207001016|50" />
  </query-continue>
  <query>
    <blocks>
      <block id="64" user="AfterLifeLochie" by="SquidDev" timestamp="2023-01-14T09:32:24Z" expiry="infinity" reason="Spamming links to external sites: Appears this user has been hacked." autoblock="" />
      <block id="62" user="LuaEclipser" by="AfterLifeLochie" timestamp="2013-04-09T14:07:56Z" expiry="infinity" reason="&quot;Go make some new disaster, That&#039;s what I&#039;m counting on. You&#039;re someone else&#039;s problem, Now I only want you gone&quot;" nocreate="" autoblock="" noemail="" />
      <block id="58" user="211.48.232.238" by="AfterLifeLochie" timestamp="2012-12-07T10:05:45Z" expiry="infinity" reason="Inserting nonsense/gibberish into pages" nocreate="" noemail="" />
      <block id="57" user="46.231.129.69" by="AfterLifeLochie" timestamp="2012-12-07T10:05:44Z" expiry="infinity" reason="Inserting nonsense/gibberish into pages" nocreate="" noemail="" />
      <block id="56" user="198.66.245.239" by="AfterLifeLochie" timestamp="2012-12-07T10:05:44Z" expiry="infinity" reason="Inserting nonsense/gibberish into pages" nocreate="" noemail="" />
      <block id="55" user="165.30.102.111" by="AfterLifeLochie" timestamp="2012-12-07T10:05:43Z" expiry="infinity" reason="Inserting nonsense/gibberish into pages" nocreate="" noemail="" />
      <block id="54" user="50.201.57.183" by="AfterLifeLochie" timestamp="2012-12-07T10:05:42Z" expiry="infinity" reason="Inserting nonsense/gibberish into pages" nocreate="" noemail="" />
      <block id="53" user="193.23.123.61" by="AfterLifeLochie" timestamp="2012-12-07T10:05:41Z" expiry="infinity" reason="Inserting nonsense/gibberish into pages" nocreate="" noemail="" />
      <block id="52" user="189.205.27.4" by="Cloudy" timestamp="2012-12-07T03:50:11Z" expiry="infinity" reason="spam" nocreate="" noemail="" />
      <block id="51" user="165.30.102.113" by="AfterLifeLochie" timestamp="2012-12-07T00:47:18Z" expiry="infinity" reason="Inserting nonsense/gibberish into pages" nocreate="" noemail="" />
    </blocks>
  </query>
</api>