{
  "version": "rowva_before_after_diff_v1",
  "sample": "finance_opening_balance",
  "generated_at": "2026-06-03T00:00:00Z",
  "source": {
    "row_count": 4,
    "column_count": 10
  },
  "canonical": {
    "entity_count": 4,
    "entity_counts": {
      "chart_account": 4
    },
    "review_required_entities": 2
  },
  "summary": [
    {
      "change": "header_normalization",
      "count": 10
    },
    {
      "change": "currency_amount_normalization",
      "count": 4
    },
    {
      "change": "target_blocker_preserved",
      "count": 2
    }
  ]
}