Letters from trapped Celsius holders have been published on the bankruptcy case website.

https://cases.stretto.com/Celsius/court-docket/#search

Here's a Twitter thread by Molly White where she features some of those published letters:

https://twitter.com/molly0xFFF/status/1550948725291470848
https://nitter.it/molly0xFFF/status/1550948725291470848 <-- Shows the thread in a single, easy-to-read, web page

Excerpts from letters to the judge in the Voyager Digital bankruptcy case
https://blog.mollywhite.net/voyager-letters/

Excerpts from letters to the judge in the Celsius Network bankruptcy case
https://blog.mollywhite.net/celsius-letters/