and @firstof9, I tried that for me and still got the 66 error.
I can see Node012, Decrypted Packet: 0x00, 0x66, 0x03, 0xff and the 0xff changes to 0x00 when move the tilt sensor.
ff is door up and 00 is door down.
But I still see the “don’t understand 66 class” message.