test.xml

<?xml version="1.0" encoding="UTF-8"?>
<rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom" xmlns:content="http://purl.org/rss/1.0/modules/content/" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:sparkle="http://www.andymatuschak.org/xml-namespaces/sparkle">
  <channel>
    <title>Mutabor Sketch Library</title>
    <description>Mutabor Sketch Library</description>
    <image>
      <url></url>
      <title>Mutabor Sketch Library</title>
    </image>
    <generator>Sketch</generator>
    <item>
      <title>Mutabor Sketch Library</title>
      <pubDate>Wed, 11 Jul 2018 11:19:04 +0000<</pubDate>
      <enclosure url="https://hopeful-mccarthy-23c534.netlify.com/test-lib.sketch" type="application/octet-stream" sparkle:version="1"/>
    </item>
  </channel>
</rss>