public void RoundTripPrivate()
{
const string payload = "Love is stronger than hate or fear";
string encrypted = PasetoUtility.EncryptBytes(_symmetricKey, Encoding.UTF8.GetBytes(payload), nonce: new byte[24]);
Assert.Equal(payload, Encoding.UTF8.GetString(PasetoUtility.DecryptBytes(_symmetricKey, encrypted).Payload));
}