@BorisK your function converts an existing private essential to a community essential. Although not each random hex string can be a ED25519 private key. Note: Using one private-community vital pairs is not really supported in several wallets, as most wallets use BIP39 which permit a consumer to derive up to https://sparedirectory.com/listings217070/how-much-you-need-to-expect-you-ll-pay-for-a-good-vanity-eth