SandStorm trials in myUTM

In Chris McCormacks video, they show how "easy" sandstorm can be trial'ed, but I cannot get Sandstorm as a trial when I generate trials from myutm account. When will this be available?

https://community.sophos.com/products/unified-threat-management/unified-threat-management-beta/utm_94_beta/f/140/t/74708