What changed
A relaxation. Existing payloads are unaffected.
Affects Card reachable from 34 operations.
can now be null
Who is affected
Code that sends Square's Card objects, used by 34 Square operations.
Before and after
| Where | Before | After |
|---|---|---|
| Card.exp_month | integer | integer|null |
Based on Square’s published API specification. How severity is decided.