Bip39 buffer is not defined https://list.ly/i/11078004 Regardless that it uses BIP32 method you may even now import BIP39 seeds into Electrum wallet. Also besides BIp32 There is certainly BIP44 Variation which some wallet use for your generation of seeds. Subscribe to our weekly mailing list and obtain newest copyright news, https://allyourbookmarks.com/story20111238/bip39-json-not-known-factual-statements-about-bip39-mnemonic-https-t-me-bip39-chat