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>
    <allimages>
      <img name="Baliff.png" timestamp="2017-08-24T05:00:01Z" url="https://wiki.roll20.net/images/b/bd/Baliff.png" descriptionurl="https://wiki.roll20.net/File:Baliff.png" ns="6" title="File:Baliff.png" />
      <img name="BasicSidebarCardandRollable.png" timestamp="2013-05-02T03:54:19Z" url="https://wiki.roll20.net/images/e/eb/BasicSidebarCardandRollable.png" descriptionurl="https://wiki.roll20.net/File:BasicSidebarCardandRollable.png" ns="6" title="File:BasicSidebarCardandRollable.png" />
      <img name="BattleAxe_Attributes.png" timestamp="2016-12-03T01:48:32Z" url="https://wiki.roll20.net/images/3/32/BattleAxe_Attributes.png" descriptionurl="https://wiki.roll20.net/File:BattleAxe_Attributes.png" ns="6" title="File:BattleAxe Attributes.png" />
      <img name="Bennies_as_a_deck.jpg" timestamp="2019-05-19T00:23:11Z" url="https://wiki.roll20.net/images/9/99/Bennies_as_a_deck.jpg" descriptionurl="https://wiki.roll20.net/File:Bennies_as_a_deck.jpg" ns="6" title="File:Bennies as a deck.jpg" />
      <img name="Better_to_Give.png" timestamp="2013-09-15T03:41:55Z" url="https://wiki.roll20.net/images/5/59/Better_to_Give.png" descriptionurl="https://wiki.roll20.net/File:Better_to_Give.png" ns="6" title="File:Better to Give.png" />
      <img name="Bigexplosion.gif" timestamp="2017-05-19T01:43:18Z" url="https://wiki.roll20.net/images/7/7d/Bigexplosion.gif" descriptionurl="https://wiki.roll20.net/File:Bigexplosion.gif" ns="6" title="File:Bigexplosion.gif" />
      <img name="Bloodsplat.gif" timestamp="2017-05-19T03:39:02Z" url="https://wiki.roll20.net/images/a/a5/Bloodsplat.gif" descriptionurl="https://wiki.roll20.net/File:Bloodsplat.gif" ns="6" title="File:Bloodsplat.gif" />
      <img name="Brazil.png" timestamp="2015-11-23T11:33:28Z" url="https://wiki.roll20.net/images/8/8c/Brazil.png" descriptionurl="https://wiki.roll20.net/File:Brazil.png" ns="6" title="File:Brazil.png" />
      <img name="Brian_Profile.jpg" timestamp="2014-07-25T23:25:38Z" url="https://wiki.roll20.net/images/0/03/Brian_Profile.jpg" descriptionurl="https://wiki.roll20.net/File:Brian_Profile.jpg" ns="6" title="File:Brian Profile.jpg" />
      <img name="Brian_Userpage.jpg" timestamp="2014-07-25T23:27:16Z" url="https://wiki.roll20.net/images/e/e8/Brian_Userpage.jpg" descriptionurl="https://wiki.roll20.net/File:Brian_Userpage.jpg" ns="6" title="File:Brian Userpage.jpg" />
    </allimages>
  </query>
  <query-continue>
    <allimages aicontinue="Bucket_Fill_Options.png" />
  </query-continue>
</api>