A water check card amount
17.83 64 06 F7 F9 08 00 FF 9 b 64 06 F7 00 00 FF FF FF
2.32 01 00 E8 FF FE 17 00 01 00 00 00 E8 FF FF FF FF
5.03 the F4 01 F7 FF 0 b FE 08 00 00 00 F4 01 F7 FF FF FF
The second third is known amount
6. 7 respectively is 1 second complementation to
One is her fifth complementation,
9 to 11 copy 1 to 3
Fifth algorithm unknown