derive Private Key From Mnemonic
actual fun derivePrivateKeyFromMnemonic(mnemonic: List<String>, scheme: SignatureScheme, path: String): ByteArray
actual fun derivePrivateKeyFromMnemonic(mnemonic: List<String>, scheme: <Error class: unknown class>, path: String): ByteArray
expect fun derivePrivateKeyFromMnemonic(mnemonic: List<String>, scheme: SignatureScheme = SignatureScheme.ED25519, path: String = "m/44'/784'/0/0/0"): ByteArray
actual fun derivePrivateKeyFromMnemonic(mnemonic: List<String>, scheme: SignatureScheme, path: String): ByteArray