curl --request POST \
  --url https://api.iotools.cloud/v1/tool/ipv4-range-expander \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "input": "192.168.1.0/30"
}
'

{
  "tool": "ipv4-range-expander",
  "tool_version": "1.0.1",
  "outputs": {
    "output": "192.168.1.0\n192.168.1.1\n192.168.1.2\n192.168.1.3",
    "count": "4 addresses"
  },
  "credits_used": 3,
  "credits_remaining": null
}