# meaning of the letters
# N _N_agravision working key    -> N: { 01 { 12 23 34 45 56 67 78 89 }}
# V _Nagravision _V_erifykey     -> V: { 0101 { 55 66 77 88 99 aa bb cc }}

N: { 7101 00 { 5f 9d 08 b8 b1 52 47 c0 }} (null)
N: { 7101 01 { 6e 1c a0 1e 9b 58 24 01 }} (null)

