Bip39 Seed. Now, at the following stage we use these receiving and alter essential bunch to make unique non-public keys. Use the above crank out personal keys and chain code and pass them to the above mentioned stated purpose kchild = kpar + hash(Kpar, cpar, i) to make individual keys. https://social4geek.com/story5205663/ian-coleman-bip39-https-linktr-ee-bip39-the-best-side-of-bip39