in src/EncryptionInstructions.cs [52:61]
public EncryptionInstructions(Dictionary<string, string> materialsDescription, byte[] envelopeKey, byte[] encryptedKey, byte[] iv, string wrapAlgorithm = null,
string cekAlgorithm = null)
{
MaterialsDescription = materialsDescription;
EnvelopeKey = envelopeKey;
EncryptedEnvelopeKey = encryptedKey;
InitializationVector = iv;
WrapAlgorithm = wrapAlgorithm;
CekAlgorithm = cekAlgorithm;
}