How to use the Magic-Keys feature

default
{
    state_entry()
    {
        llSay(0, "Hello, Avatar!");
    }

    touch_start(integer total_number)
    {
        string myCMD = "test";
        string MagicKey = "geheim";
        string BotKey = "0f1015a9-a7d5-4c40-99c8-ea6d548597e9";
        
        llInstantMessage(BotKey, myCMD + "^" + llMD5String(myCMD + MagicKey,0));
    }
}