Bip39 is not defined https://www.divephotoguide.com/user/arwyneglmp/ Even though it employs BIP32 method it is possible to continue to import BIP39 seeds into Electrum wallet. Also other than BIp32 There exists BIP44 Variation which some wallet use for your era of seeds. Not like standard wallets derived entirely from a seed phrase, https://bookmarksknot.com/story22572584/bip39-json-bip39-compatible-wallet-an-overview-https-dzen-ru-bip39-phrase-com