Get Spot Index Price

{
    "code": "200000",
    "data": {
        "hasMore": true,
        "dataList": [
            {
                "symbol": ".KXBTUSDT",
                "granularity": 1000,
                "timePoint": 1730557515000,
                "value": 69202.94,
                "decomposionList": [
                    {
                        "exchange": "gateio",
                        "price": 69209.27,
                        "weight": 0.0533
                    },
                    {
                        "exchange": "bitmart",
                        "price": 69230.77,
                        "weight": 0.0128
                    },
                    {
                        "exchange": "okex",
                        "price": 69195.34,
                        "weight": 0.11
                    },
                    {
                        "exchange": "bybit",
                        "price": 69190.33,
                        "weight": 0.0676
                    },
                    {
                        "exchange": "binance",
                        "price": 69204.55,
                        "weight": 0.6195
                    },
                    {
                        "exchange": "kucoin",
                        "price": 69202.91,
                        "weight": 0.1368
                    }
                ]
            },
            {
                "symbol": ".KXBTUSDT",
                "granularity": 1000,
                "timePoint": 1730557514000,
                "value": 69204.98,
                "decomposionList": [
                    {
                        "exchange": "gateio",
                        "price": 69212.71,
                        "weight": 0.0808
                    },
                    {
                        "exchange": "bitmart",
                        "price": 69230.77,
                        "weight": 0.0134
                    },
                    {
                        "exchange": "okex",
                        "price": 69195.49,
                        "weight": 0.0536
                    },
                    {
                        "exchange": "bybit",
                        "price": 69195.97,
                        "weight": 0.0921
                    },
                    {
                        "exchange": "binance",
                        "price": 69204.56,
                        "weight": 0.5476
                    },
                    {
                        "exchange": "kucoin",
                        "price": 69207.8,
                        "weight": 0.2125
                    }
                ]
            }
        ]
    }
}