{
    "ID": 4,
    "fieldNames": [
        "SMID",
        "SMSDRIW",
        "SMSDRIN",
        "SMSDRIE",
        "SMSDRIS",
        "SMUSERID",
        "SMAREA",
        "SMPERIMETER",
        "SMGEOMETRYSIZE",
        "SMGEOPOSITION",
        "所属镇",
        "所属村",
        "SHAPE_LENG",
        "SHAPE_AREA",
        "年份"
    ],
    "fieldValues": [
        "4",
        "121.817856",
        "30.993832",
        "121.821976",
        "30.99302",
        "0",
        "4268.90344100604",
        "816.1354615972465",
        "268",
        "241080",
        "",
        "",
        "816.178226784",
        "4270.33623471",
        ""
    ],
    "geometry": {
        "center": {
            "x": 121.82011823714366,
            "y": 30.99342534876585
        },
        "id": 4,
        "parts": [16],
        "points": [
            {
                "x": 121.82194258653222,
                "y": 30.993019591207155
            },
            {
                "x": 121.82091361973428,
                "y": 30.993240872442822
            },
            {
                "x": 121.81806461421155,
                "y": 30.993728670503884
            },
            {
                "x": 121.81801754991668,
                "y": 30.99373949375476
            },
            {
                "x": 121.81797249904382,
                "y": 30.993755455688838
            },
            {
                "x": 121.8179302140948,
                "y": 30.993776289688284
            },
            {
                "x": 121.81789140137252,
                "y": 30.9938016477553
            },
            {
                "x": 121.81785670918349,
                "y": 30.993831106324546
            },
            {
                "x": 121.8182950269767,
                "y": 30.993782993519954
            },
            {
                "x": 121.81903091680765,
                "y": 30.993663787087005
            },
            {
                "x": 121.8194198471762,
                "y": 30.993600784632054
            },
            {
                "x": 121.82064402873833,
                "y": 30.993381736461675
            },
            {
                "x": 121.82100197066563,
                "y": 30.993317685535025
            },
            {
                "x": 121.82197201541936,
                "y": 30.993139195163867
            },
            {
                "x": 121.82195845848537,
                "y": 30.993084094892737
            },
            {
                "x": 121.82194258653222,
                "y": 30.993019591207155
            }
        ],
        "prjCoordSys": null,
        "style": null,
        "type": "REGION"
    }
}