Thank you! Here is an example of the RSS for one of the items in the feed.
The tag “<fireside:playerEmbedCode>” near the end contains HTML to embed an audio player, which is what I’d like to include in the post.
<item>
<title>Episode 12321321312: Hyper episode</title>
<link>https://SHOW.fireside.fm/9874598</link>
<guid isPermaLink="false">192cfe98-0cc6-4500-80fd</guid>
<pubDate>Tue, 05 May 2020 12:00:00 -0400</pubDate>
<author>Lucas</author>
<enclosure url="https://aphid.fireside.fm/d/14373/e7ae13eb-60e0-44ef-b336-72d79cfbd266/192cfe98-0cc6-4500-80fd.mp3" length="3102938" type="audio/mpeg"/>
<itunes:episodeType>full</itunes:episodeType>
<itunes:author>Lucas</itunes:author>
<itunes:subtitle/>
<itunes:duration>3:13</itunes:duration>
<itunes:explicit>no</itunes:explicit>
<itunes:image href="https://SHOW.fireside.fm/file/fireside-images/podcasts/images/e/e7ae13eb-60e0-44ef-b336-72d79cfbd26/cover.jpg?v=0"/>
<description>This is the show description!!!!! https://fireside.fm/player/v2/f2L7YnyT+g</description>
<content:encoded>
<![CDATA[ <p>This is the show description!!!!!</p> <p><a href="https://fireside.fm/player/v2/f2L7YnyT+g5QeN2mn" rel="nofollow">https://fireside.fm/player/v2/f2L7YnyT+g</a></p> ]]>
</content:encoded>
<itunes:summary>
<![CDATA[ <p>This is the show description!!!!!</p> <p><a href="https://fireside.fm/player/v2/f2L7YnyT+g5QeN2mn" rel="nofollow">https://fireside.fm/player/v2/f2L7YnyT+g5QeN2mn</a></p> ]]>
</itunes:summary>
<fireside:playerURL>https://fireside.fm/player/v2/f2L7YnyT+g</fireside:playerURL>
<fireside:playerEmbedCode>
<![CDATA[ <iframe src="https://fireside.fm/player/v2/f2L7YnyT+g" width="740" height="200" frameborder="0" scrolling="no"> ]]>
</fireside:playerEmbedCode>
</item>