[C#]
    byte[] PrivateExponent;

[VB.NET]
    Property PrivateExponent As Byte()

[Pascal]
    property PrivateExponent : ByteArray;

[C++]
    void get_PrivateExponent(std::vector<uint8_t> &OutResult);

[PHP]
    string get_PrivateExponent()

[Java]
    byte[] getPrivateExponent();