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="20140225112416|19538" />
  </query-continue>
  <query>
    <blocks>
      <block id="22985" user="Bell6557" by="Pescetti" timestamp="2023-01-17T22:25:06Z" expiry="infinity" reason="Vandalism" nocreate="" noemail="" />
      <block id="22983" user="Albryan@comcast.net" by="Pescetti" timestamp="2022-11-09T13:32:40Z" expiry="infinity" reason="Vandalism" nocreate="" autoblock="" noemail="" />
      <block id="22981" user="Jyllish" by="Pescetti" timestamp="2022-10-31T12:06:20Z" expiry="infinity" reason="Vandalism" nocreate="" autoblock="" noemail="" />
      <block id="22980" user="DrewJensen" by="Pescetti" timestamp="2021-11-07T22:02:36Z" expiry="infinity" reason="Drew Jensen passed away in Oct 2021 - closing account" nocreate="" />
      <block id="22979" user="Blibrestez55" by="Helen russian" timestamp="2015-04-22T15:28:42Z" expiry="infinity" reason="Spamming links to external sites" nocreate="" noemail="" />
      <block id="22970" user="Drtammie" by="Pescetti" timestamp="2014-05-31T21:25:26Z" expiry="infinity" reason="Inserting nonsense/gibberish into pages: As explained on users list" nocreate="" noemail="" />
      <block id="22969" user="MellissaBrodzky" by="Pescetti" timestamp="2014-04-03T17:46:37Z" expiry="infinity" reason="Removed the autoblock, see https://issues.apache.org/ooo/show_bug.cgi?id=124572" nocreate="" noemail="" />
      <block id="22170" user="LorenZ24laq" by="Helen russian" timestamp="2014-03-20T14:07:09Z" expiry="infinity" reason="Spamming links to external sites" nocreate="" noemail="" />
      <block id="22169" user="RollandCatron" by="Helen russian" timestamp="2014-03-20T14:05:52Z" expiry="infinity" reason="Spamming links to external sites" nocreate="" noemail="" />
      <block id="20499" user="KiaM10evwx" by="Helen russian" timestamp="2014-03-06T13:18:08Z" expiry="infinity" reason="Spamming links to external sites" nocreate="" noemail="" />
    </blocks>
  </query>
</api>