{
  "jsonrpc": "2.0",
  "method": "subscription",
  "params": {
    "subscription": "0x8b9c0d1e2f3a...",
    "channel": "strategy_updates",
    "result": {
      "strategyId": "mta_550e8400-e29b-41d4-a716-446655440000",
      "status": "waiting_trigger",
      "createdAt": 1710000000000,
      "updatedAt": 1710000001000,
      "stateHistory": [
        "Pending",
        "PlacingMaker",
        "WaitingTrigger"
      ],
      "makerLeg": {
        "orderId": "12345",
        "status": "open",
        "filledSize": "0",
        "remainingSize": "100",
        "avgFillPrice": null,
        "placeTxHash": "0x1234567890abcdef1234567890abcdef1234567890abcdef1234567890abcdef",
        "cancelTxHash": null,
        "recovery": null
      },
      "takerLeg": null,
      "error": null,
      "request": {
        "symbol": "MON/AUSD",
        "amount": "100",
        "maker": {
          "exchange": "kuru",
          "accountId": "acc_A",
          "side": "buy",
          "price": "0.01"
        },
        "taker": {
          "exchange": "kuru",
          "accountId": "acc_B",
          "side": "sell"
        }
      }
    }
  }
}