The first step to create a cashu token is to choose a random secret (x).
The secret has to be impossible to guess or brute-force.
Click on 'generate' to create a random secret (x) and 'choose this secret' once you're ready to proceed.
Mint publicKey (K): 026a750f8a33236c6f9bf869592b400bbe3ca4357444abf619419267e449195806