curl --request POST \
  --url https://api.iotools.cloud/v1/tool/value-of-a-visitor-calculator \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "websiteRevenue": "5000",
  "visitors": "10000",
  "timePeriod": "month",
  "conversions": "",
  "adSpend": ""
}
'

{
  "tool": "value-of-a-visitor-calculator",
  "tool_version": "1.0.1",
  "outputs": {
    "resultTable": [
      {
        "metric": "Visitor Value",
        "value": "$0.5000"
      },
      {
        "metric": "Annualized Revenue",
        "value": "$60,000.00"
      },
      {
        "metric": "Annualized Visitors",
        "value": "120,000"
      }
    ]
  },
  "credits_used": 3,
  "credits_remaining": null
}