curl --request POST \
  --url https://api.iotools.cloud/v1/tool/ebay-fee-calculator \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "itemPrice": "50",
  "quantity": "1",
  "shippingCharged": "5",
  "productCost": "20",
  "shippingCostActual": "4.5",
  "category": "most",
  "fixedOrderFee": "0.4",
  "promotedListingPct": "2",
  "insertionFeeEach": "0",
  "targetMarginPct": "25",
  "currency": "USD"
}
'

{
  "tool": "ebay-fee-calculator",
  "tool_version": "1.0.2",
  "outputs": {
    "summary": [
      {
        "metric": "Category",
        "value": "Most Categories"
      },
      {
        "metric": "Final Value Fee Rate",
        "value": "13.6%"
      },
      {
        "metric": "Total Item Revenue",
        "value": "$50.00"
      },
      {
        "metric": "Total Revenue (incl. shipping)",
        "value": "$55.00"
      },
      {
        "metric": "Final Value Fee",
        "value": "$7.48"
      },
      {
        "metric": "Per-Order Fee",
        "value": "$0.40"
      },
      {
        "metric": "Promoted Listing Fee",
        "value": "$1.10"
      },
      {
        "metric": "Insertion Fee(s)",
        "value": "$0.00"
      },
      {
        "metric": "Total eBay Fees",
        "value": "$8.98"
      },
      {
        "metric": "Total Costs (product + shipping + fees)",
        "value": "$33.48"
      },
      {
        "metric": "Net Profit",
        "value": "$21.52"
      },
      {
        "metric": "Result",
        "value": "Profit"
      },
      {
        "metric": "Profit Margin",
        "value": "39.1%"
      },
      {
        "metric": "Item Price for 25% Margin",
        "value": "$36.92"
      }
    ],
    "comparison": [
      {
        "category": "Most Categories (selected)",
        "final-value-fee": "13.6%",
        "final-value-fee-2": "$7.48"
      },
      {
        "category": "Books, Movies & Music",
        "final-value-fee": "14.6%",
        "final-value-fee-2": "$8.03"
      },
      {
        "category": "Clothing, Shoes & Accessories",
        "final-value-fee": "13.6%",
        "final-value-fee-2": "$7.48"
      },
      {
        "category": "Sneakers ($150+)",
        "final-value-fee": "8.0%",
        "final-value-fee-2": "$4.40"
      },
      {
        "category": "Jewelry & Watches",
        "final-value-fee": "15.0%",
        "final-value-fee-2": "$8.25"
      },
      {
        "category": "Consumer Electronics",
        "final-value-fee": "12.3%",
        "final-value-fee-2": "$6.79"
      },
      {
        "category": "Musical Instruments & Gear",
        "final-value-fee": "6.3%",
        "final-value-fee-2": "$3.49"
      },
      {
        "category": "Collectible Trading Cards",
        "final-value-fee": "12.0%",
        "final-value-fee-2": "$6.60"
      },
      {
        "category": "Coins & Paper Money / Bullion",
        "final-value-fee": "7.0%",
        "final-value-fee-2": "$3.85"
      },
      {
        "category": "Business & Industrial (Heavy Equipment)",
        "final-value-fee": "3.0%",
        "final-value-fee-2": "$1.65"
      }
    ]
  },
  "credits_used": 5,
  "credits_remaining": null
}