curl --request POST \
  --url https://api.iotools.cloud/v1/tool/line-counter \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "inputText": "This is line 1\nThis is line 2\n\nThis is line 4 after a blank line\n\n\nThis is line 7 after two blank lines\nThis is line 8"
}
'

{
  "tool": "line-counter",
  "tool_version": "1.0.1",
  "outputs": {
    "stats": [
      {
        "metric": "Total Lines",
        "value": "8"
      },
      {
        "metric": "Non-blank Lines",
        "value": "5"
      },
      {
        "metric": "Blank Lines",
        "value": "3"
      },
      {
        "metric": "Words",
        "value": "28"
      },
      {
        "metric": "Characters",
        "value": "118"
      }
    ]
  },
  "credits_used": 3,
  "credits_remaining": null
}