curl --request POST \
  --url https://api.iotools.cloud/v1/tool/temperature-converter \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "value": "100",
  "fromUnit": "C",
  "toUnit": "all",
  "precision": "2"
}
'

{
  "tool": "temperature-converter",
  "tool_version": "1.0.1",
  "outputs": {
    "result": "",
    "table": [
      {
        "unit": "Celsius (°C)",
        "value": "100"
      },
      {
        "unit": "Fahrenheit (°F)",
        "value": "212"
      },
      {
        "unit": "Kelvin (K)",
        "value": "373.15"
      },
      {
        "unit": "Rankine (°R)",
        "value": "671.67"
      },
      {
        "unit": "Delisle (°De)",
        "value": "0"
      },
      {
        "unit": "Newton (°N)",
        "value": "33"
      },
      {
        "unit": "Réaumur (°Ré)",
        "value": "80"
      },
      {
        "unit": "Rømer (°Rø)",
        "value": "60"
      },
      {
        "unit": "Planck (Tp)",
        "value": "2.63e-30"
      }
    ]
  },
  "credits_used": 3,
  "credits_remaining": null
}