{
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        "https://iserver.supermap.io/iserver/services/components-rest/rest/data/datasources/World/datasets/Rivers/fields/OBJECTID/VARIANCE"
    ],
    "fieldInfo": {
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        "defaultValue": "",
        "name": "OBJECTID",
        "caption": "ObjectID",
        "type": "INT32",
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        "isZeroLengthAllowed": true,
        "isSystemField": false
    }
}