What changed
A relaxation. Existing payloads are unaffected.
Affects ProcessingFee reachable from 9 operations.
can now be null
Who is affected
Code that sends Square's ProcessingFee objects, used by 9 Square operations.
Before and after
| Where | Before | After |
|---|---|---|
| ProcessingFee.effective_at | string | null|string |
Based on Square’s published API specification. How severity is decided.