[
  {
    "acctId": "U1234567",
    "conid": 756733,
    "contractDesc": "SPY",
    "position": 5.0,
    "marketPrice": 471.16000365,
    "marketValue": 2355.8,
    "currency": "USD",
    "avgCost": 434.93,
    "avgPrice": 434.93,
    "realizedPnl": 0.0,
    "unrealizedPnl": 181.15,
    "exchs": null,
    "expiry": null,
    "putOrCall": null,
    "multiplier": null,
    "strike": 0.0,
    "exerciseStyle": null,
    "conExchMap": [],
    "assetClass": "STK",
    "undConid": 0,
    "model": ""
  },
  {
    "acctId": "U1234567",
    "conid": 76792991,
    "contractDesc": "TSLA",
    "position": 7.0,
    "mktPrice": 250.73399355,
    "mktValue": 1755.14,
    "currency": "USD",
    "avgCost": 221.67142855,
    "avgPrice": 221.67142855,
    "realizedPnl": 0.0,
    "unrealizedPnl": 203.44,
    "exchs": null,
    "expiry": null,
    "putOrCall": null,
    "multiplier": null,
    "strike": 0.0,
    "exerciseStyle": null,
    "conExchMap": [],
    "assetClass": "STK",
    "undConid": 0,
    "model": ""
  },
  {
    "acctId": "U1234567",
    "conid": 107113386,
    "contractDesc": "META",
    "position": 11.0,
    "mktPrice": 333.1199951,
    "mktValue": 3664.32,
    "currency": "USD",
    "avgCost": 306.6909091,
    "avgPrice": 306.6909091,
    "realizedPnl": 0.0,
    "unrealizedPnl": 290.72,
    "exchs": null,
    "expiry": null,
    "putOrCall": null,
    "multiplier": null,
    "strike": 0.0,
    "exerciseStyle": null,
    "conExchMap": [],
    "assetClass": "STK",
    "undConid": 0,
    "model": ""
  }
]