CardanoByronLegacyBip32.fromExtendedKey constructor
      
      CardanoByronLegacyBip32.fromExtendedKey(
    
- String exKeyStr, [
 - Bip32KeyNetVersions? keyNetVer
 
Creates a CardanoByronLegacyBip32 instance from a extended key.
Implementation
CardanoByronLegacyBip32.fromExtendedKey(super.exKeyStr, [super.keyNetVer])
    : super.fromExtendedKey();