[C#]
    byte[] Data;

[VB.NET]
    Property Data As Byte()

[Pascal]
    property Data : ByteArray;

[C++]
    void get_Data(std::vector<uint8_t> &OutResult);
    void set_Data(const std::vector<uint8_t> &Value);

[PHP]
    string get_Data()
    void set_Data(array of byte|string|NULL $Value)

[Java]
    byte[] getData();
    void setData(byte[] Value);