100-balance-due.json
A charge has failed after a balance was already due.

110-balance-checkout.json
There is a balance due on a subscription and a user is adding the plan
in the cart again.

130-subscriptions.json
Defines a provider a 2 plans and 5 subscribers such that each subscription
period intersects [2022-04-01,2022-07-31[ in a different way.
