What changed
A relaxation. Existing payloads are unaffected.
Affects SubscriptionAction reachable from 10 operations.
can now be null
Who is affected
Code that sends Square's SubscriptionAction objects, used by 10 Square operations.
Before and after
| Where | Before | After |
|---|---|---|
| SubscriptionAction.effective_date | string | null|string |
Based on Square’s published API specification. How severity is decided.