I can't seem to find the setting that disables default mob experience drops.
I've tried
PreventOtherDrops: true
and adding
xp 0 1
xp 1 0
xp 0 0
to the drop table
I've tried
PreventOtherDrops: true
and adding
xp 0 1
xp 1 0
xp 0 0
to the drop table