Don’t paste the results in here:
python3 decode.py
It should hopefully decrypt and print a long hexstring.
It will look something like this: f69bb6091a43107dbb25ec59486eb035eeed3f6e89325aa15ec52135774e356a
This is your root dataset’s encryption keystring. Copy and paste it to manually unlock your root dataset of the pool.
Hopefully it’s the latest keystring and it works.