curl --request POST \
  --url https://api.iotools.cloud/v1/tool/sewing-fabric-yardage-calculator \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "garmentType": "skirt",
  "unitSystem": "imperial",
  "fabricWidthImperial": "60",
  "hip": "40",
  "garmentLength": "24",
  "patternRepeat": "0",
  "safetyMargin": "10"
}
'

{
  "tool": "sewing-fabric-yardage-calculator",
  "tool_version": "1.0.1",
  "outputs": {
    "yards": "1 yd",
    "meters": "1 m",
    "breakdown": [
      {
        "detail": "Project",
        "value": "A-line skirt"
      },
      {
        "detail": "Fabric width",
        "value": "60 in (152 cm)"
      },
      {
        "detail": "Usable width (after selvage)",
        "value": "58 in"
      },
      {
        "detail": "Lay length per panel",
        "value": "28 in"
      },
      {
        "detail": "Number of panels",
        "value": "1"
      },
      {
        "detail": "Extras (sleeves / facings / waistband)",
        "value": "4 in"
      },
      {
        "detail": "Buffer (10%)",
        "value": "3.2 in"
      },
      {
        "detail": "Total fabric length",
        "value": "35.2 in"
      },
      {
        "detail": "Rounded up to",
        "value": "1 yd  ·  1 m"
      }
    ]
  },
  "credits_used": 3,
  "credits_remaining": null
}