{
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            "pricemode": 0,
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            "trademode": 0,
            "precision": 1,
            "pricetick": 0.2,
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            "name": "500期权",
            "exchg": "CFFEX",
            "session": "SD0930",
            "holiday": "CHINA"
        },
        "IC": {
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            "pricemode": 0,
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            "exchg": "CFFEX",
            "session": "SD0930",
            "holiday": "CHINA"
        },
        "IF": {
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            "session": "SD0930",
            "holiday": "CHINA"
        },
        "IH": {
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        },
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            "exchg": "CFFEX",
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        },
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            "session": "SD0930",
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        },
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            "exchg": "CFFEX",
            "session": "SD0930",
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        }
    }
}