Get fill

GET /v1/fills/{execution_id}

curl -sS "$TRADARA_BASE_URL/v1/fills/exe_01HW8G2K3P" \
  -H "X-Tradara-Api-Key: $TRADARA_API_KEY"

{
  "execution_id": "exe_01HW8G2K3P",
  "order_id": "ord_01HW8G2K3P",
  "account_id": "5b1c...",
  "instrument_id": "1111...",
  "side": "BUY",
  "quantity": 1,
  "price": "5800.25",
  "fees": "0.62",
  "liquidity": "TAKER",
  "venue": "CME",
  "executed_at": 1750000000150,
  "received_at": 1750000000160
}