{
    "childUriList": [
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        "https://iserver.supermap.io/iserver/services/data-changchun/rest/data/datasources/Changchun/datasets/RoadNet/fields/SmID/MIN",
        "https://iserver.supermap.io/iserver/services/data-changchun/rest/data/datasources/Changchun/datasets/RoadNet/fields/SmID/AVERAGE",
        "https://iserver.supermap.io/iserver/services/data-changchun/rest/data/datasources/Changchun/datasets/RoadNet/fields/SmID/STDDEVIATION",
        "https://iserver.supermap.io/iserver/services/data-changchun/rest/data/datasources/Changchun/datasets/RoadNet/fields/SmID/SUM",
        "https://iserver.supermap.io/iserver/services/data-changchun/rest/data/datasources/Changchun/datasets/RoadNet/fields/SmID/VARIANCE"
    ],
    "fieldInfo": {
        "isRequired": true,
        "defaultValue": "",
        "name": "SmID",
        "caption": "SmID",
        "type": "INT32",
        "maxLength": 4,
        "isZeroLengthAllowed": true,
        "isSystemField": true
    }
}