I forget exactly what the user level 1 is. I’d make sure that it first works with this:
on *:text:*:#a_jaxx: {
Small thing, that you will later appreciate is to not format your code with { foobar }, and instead put your braces at the end of the top line, and below your code, instead of wrapping how you have it now. https://en.wikipedia.org/wiki/Programming_style
I also remember vaguely that you can type /window @debug in order to open a debug window. This should print out the raw IRC data for further inspection. Can you paste it here?