rss1.xml

<?xml version="1.0" encoding="utf-8"?>
<rss version = "2.0" xmlns:media = "http://search.yahoo.com/mrss/">
    <channel>
        <title>Sample Feed</title>
        <link></link>
        <description>Sample Media RSS</description>
        <item>
            <guid>4</guid>
            <title>Title For Image 1</title>
            <description>Sample Media RSS Item 1</description>
            <media:thumbnail url="https://s3.amazonaws.com/pisignage/media-rss-examples-photos/02-example.jpeg"/>
        </item>
        <item>
            <guid>5</guid>
            <title>Title For Image 3</title>
            <description>Sample Media RSS Item 3</description>
            <media:thumbnail url="https://s3.amazonaws.com/pisignage/media-rss-examples-photos/03-example.jpeg"/>
        </item>
    </channel>
</rss>