wifEncode function
Implementation
String wifEncode(Uint8List privKey, Chain chain, {bool compressed = true}) {
final prefix = chain.wifPrefix;
final payload = Uint8List(compressed ? 34 : 33);
payload[0] = prefix;
payload.setRange(1, 33, privKey);
if (compressed) payload[33] = 0x01;
return VaultKeeper.vault.codec.base58CheckEncode(payload);
}