{
    "childUriList": [
        "https://hebei.tianditu.gov.cn/iserver/services/data-SGS/rest/data/datasources/sgs_jc_data/datasets/HBCity/fields/SmKey/MAX",
        "https://hebei.tianditu.gov.cn/iserver/services/data-SGS/rest/data/datasources/sgs_jc_data/datasets/HBCity/fields/SmKey/MIN",
        "https://hebei.tianditu.gov.cn/iserver/services/data-SGS/rest/data/datasources/sgs_jc_data/datasets/HBCity/fields/SmKey/AVERAGE",
        "https://hebei.tianditu.gov.cn/iserver/services/data-SGS/rest/data/datasources/sgs_jc_data/datasets/HBCity/fields/SmKey/STDDEVIATION",
        "https://hebei.tianditu.gov.cn/iserver/services/data-SGS/rest/data/datasources/sgs_jc_data/datasets/HBCity/fields/SmKey/SUM",
        "https://hebei.tianditu.gov.cn/iserver/services/data-SGS/rest/data/datasources/sgs_jc_data/datasets/HBCity/fields/SmKey/VARIANCE"
    ],
    "fieldInfo": {
        "isRequired": true,
        "defaultValue": "'-2'::integer",
        "name": "SmKey",
        "caption": "SmKey",
        "type": "INT32",
        "maxLength": 4,
        "isZeroLengthAllowed": false,
        "isSystemField": true
    }
}