curl --request GET \
  --url https://carboncopy.inc/api/v1/portfolio/pnl-by-trader \
  --header 'Authorization: Bearer <token>'

{
  "breakdown": [
    {
      "traderWallet": "0xAbCd1234...",
      "username": "cryptowhale",
      "realizedPnl": 24.1,
      "totalVolume": 310,
      "tradeCount": 12
    }
  ]
}