curl --request POST \
  --url https://api.iotools.cloud/v1/tool/range-list-tool \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "mode": "expand",
  "input": "1-5, 8, 10-12"
}
'

{
  "tool": "range-list-tool",
  "tool_version": "1.0.1",
  "outputs": {
    "output": "1, 2, 3, 4, 5, 8, 10, 11, 12",
    "count": "9 numbers"
  },
  "credits_used": 3,
  "credits_remaining": null
}