curl --request POST \
  --url https://api.iotools.cloud/v1/tool/small-caps-generator \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "input": "The quick brown fox jumps over the lazy dog."
}
'

{
  "tool": "small-caps-generator",
  "tool_version": "1.0.1",
  "outputs": {
    "output": "ᴛʜᴇ ꞯᴜɪᴄᴋ ʙʀᴏᴡɴ ꜰᴏx ᴊᴜᴍᴘꜱ ᴏᴠᴇʀ ᴛʜᴇ ʟᴀᴢʏ ᴅᴏɢ."
  },
  "credits_used": 3,
  "credits_remaining": null
}