{
    "childUriList": [
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        "http://124.70.13.245:8090/iserver/services/data-ChinaMap1223-2/rest/data/datasources/Base_map/datasets/T5km强显点/fields/POI_ID/SUM",
        "http://124.70.13.245:8090/iserver/services/data-ChinaMap1223-2/rest/data/datasources/Base_map/datasets/T5km强显点/fields/POI_ID/VARIANCE"
    ],
    "fieldInfo": {
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        "defaultValue": "",
        "name": "POI_ID",
        "caption": "POI_ID",
        "type": "WTEXT",
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        "isZeroLengthAllowed": true,
        "isSystemField": false
    }
}