curl --request POST \
  --url 'https://api.stateset.com/api/v1/reports/transaction-cogs' \
  --header "Authorization: Bearer $STATESET_API_KEY" \
  --header 'Content-Type: application/json' \
  --data '{
  "from": "string",
  "lines": [
    {
      "cost": "49.00",
      "product_id": "3fa85f64-5717-4562-b3fc-2c963f66afa6",
      "quantity": "string",
      "revenue": "49.00",
      "sku": "SKU-TENT-2P-GRN",
      "transaction_date": "2026-08-31T14:22:05Z"
    }
  ],
  "to": "string"
}'

{
  "from": "string",
  "gross_margin": "string",
  "gross_margin_pct": "string",
  "rows": [
    {
      "cogs": "string",
      "gross_margin": "string",
      "quantity": "string",
      "revenue": "49.00",
      "sku": "SKU-TENT-2P-GRN"
    }
  ],
  "to": "string",
  "total_cogs": "string",
  "total_revenue": "49.00"
}