GE Silver validation: 4/5 expectations passed
  PASS  debtor_search_key matches ^[A-Z0-9 ]+$           (spec.md §§9-503)
  PASS  entity_id matches ^[a-f0-9]{32}$                 (spec.md §entity_id)
  PASS  entity_id not null                               (spec.md §entity_id)
  FAIL  state_code in {CA, TX, NY}                       (spec.md §state_code)    (1 unexpected: ZZ)
  PASS  status in {ACTIVE, LAPSED, TERMINATED, AMENDED}  (spec.md §status)
ValueError: 1 expectation(s) failed
