{
  "architecture": "TFTLite",
  "num_features": 12,
  "features": [
    "implied_volatility",
    "delta",
    "gamma",
    "theta",
    "vega",
    "rho",
    "tte_days",
    "log_moneyness",
    "strike",
    "type_enc",
    "volume",
    "open_interest"
  ],
  "target": "mark",
  "seq_len": 10,
  "hidden_size": 64,
  "num_heads": 4,
  "num_lstm_layers": 1,
  "dropout": 0.2,
  "epochs": 30,
  "learning_rate": 0.001,
  "batch_size": 512,
  "train_test_split": "70/30 chronological"
}