They are changing every few weeks, since we are not sure that our WTS platform is absolutely secure. At the moment it is 256 ZLD per user and 512 ZLD per all users together.
An interesting solution, I think in the future you will be able to resolve this issue and find the perfect option. What were the limits before?
We started with 8 ZLD per day per user, in November 2018. Now we have 256 ZLD per user per day.