How can check and change public key and private key jwt authentication prosody when missing

Hi @damencho,
I install all for jwt authentication. but my token is fault. I have 2 question, i hope you help me resolve it.

  1. How can i build a token jwt authentication.
  2. How can i check and change private key and public key jwt authentication.

Thanks alot

Hi I need similar info, specially on point 2.