You could tell because it had fanciful decorations of ice cream cones and candy on the sides and it had a big horn loudspeaker playing "Turkey in the Straw". You see them all the time just driving slowly up and down the neighborhood streets.
If I were evil and had physical access to these payment systems I'd start by doing the obvious of changing passwords and install backdoors so I'd have permanent access. Then I think I'd start encrypting the database of payees to guarantee complete irreversable control over who gets paid.
But I'm not evil and don't have access, just playing devil's advocate.
Politicians in particular should be rethinking about how much they really want to be complete shitheads in public. Perhaps turn down the glee when they enact harmful legislation as well.
Perhaps she's new and lied on her resume.