{
  "synthetic": true,
  "scope": "Editorial teaching case, not a bank export, import template, vendor test or accounting recommendation",
  "topic_id": "TP-117",
  "last_reconciled_balance": "1000.00",
  "original_reconciled_payment": "-60.00",
  "changed_payment": "-90.00",
  "expected_balance_change": "-30.00",
  "control": "A 30.00 difference is not proof this is the only changed item"
}