public static List<RlpType> asRlpValues(
            RawTransaction rawTransaction, Sign.SignatureData signatureData) {
        return rawTransaction.getTransaction().asRlpValues(signatureData);
    }
@Test
    public void testEtherTransactionAsRlpValues() {
        List<RlpType> rlpStrings =
                TransactionEncoder.asRlpValues(
                        createEtherTransaction(),
                        new Sign.SignatureData((byte) 0, new byte[32], new byte[32]));
        assertEquals(rlpStrings.size(), (9));
        assertEquals(rlpStrings.get(3), (RlpString.create(new BigInteger("add5355", 16))));
    }