Version: v1-12-g18e1199 built at 1523099129
In that case your help instructions when the programme is run is missing the plural 's' on 'transmission', and the full stop before 'enabled':-
show [input-file] [key]
Loads the .eep file pointed at by the [input-file] parameter and
shows the setting at the provided key.
u3s-eeprom-tool show bob.eep transmissionenabled
73 Ken G4APB