Lead Gameplay Engineer, Ruairi McCarthy shows us how to set up a single entitlement and offer binding in this snippet: https://dev.epicgames.com/community/snippets/ARwJ/fortnite-example-from-getting-started-with-in-island-transactions-livestream
Be sure to check out the full VOD from the “Getting Started with In-Island Transactions” livestream for a look at building offers in Verse for islands and walking through some implementation best practices. https://www.youtube.com/watch?v=Fjfwxure5Wk