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): 0379230fd37b78b8d7bd5adc126250cf86641ee1a24a671e733ed24093f0513772