{
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        "http://www.supermapol.com/realspace/services/data-cbd/rest/data/datasources/二维数据/datasets/车道二维_重采样/fields/SmID/VARIANCE"
    ],
    "fieldInfo": {
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        "defaultValue": "",
        "name": "SmID",
        "caption": "SmID",
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        "isZeroLengthAllowed": true,
        "isSystemField": true
    }
}