Response field cards removed

What changed

Reads of this field return undefined, and the failure surfaces wherever that value is used rather than at the call.

Affects Customer reachable from 8 operations.

Who is affected

Code that reads Square's Customer objects, used by 8 Square operations.

Before and after

Code that breaks

// response.cards is now undefined
const cards = response.cards;

Based on Square’s published API specification. How severity is decided.