Bip39 buffer is not defined https://www.empowher.com/user/4550298 Although it uses BIP32 approach you'll be able to nevertheless import BIP39 seeds into Electrum wallet. Also besides BIp32 There exists BIP44 Edition which some wallet use to the era of seeds. BIP39 simplifies vital administration by changing extended cryptographic information with easy-to-use words. https://bookmarksbay.com/story20235827/bip39-history-the-single-best-strategy-to-use-for-bip39-word-list-pdf-https-www-youtube-com-channel-ucupxfytj0fb78sq55hu6ocw