[
    {
        "id": "SalesJan2009",
        "fileName": "SalesJan2009",
        "xField": "Longitude",
        "yField": "Latitude",
        "type": "POINT"
    },
    {
        "id": "Sacramentorealestatetransactions",
        "fileName": "Ealestate transactions",
        "xField": "longitude",
        "yField": "latitude",
        "type": "POINT"
    },
    {
        "id": "BeijingResidentialDistrict",
        "fileName": "北京市住宅小区",
        "xField": "SmX",
        "yField": "SmY",
        "type": "POINT"
    },
    {
        "id": "GlobalRecordOfOver7Earthquakes",
        "fileName": "全球历史7级以上地震记录",
        "xField": "经度",
        "yField": "纬度",
        "type": "POINT"
    },
    {
        "id": "ChinaRecordOfOver6Earthquakes",
        "fileName": "中国历史6级以上地震记录",
        "xField": "经度",
        "yField": "纬度",
        "type": "POINT"
    },
    {
        "id": "ChinaMeteorologicalObservationStation",
        "fileName": "中国气象观测站",
        "xField": "经度",
        "yField": "纬度",
        "type": "POINT"
    },
    {
        "id": "BeijingSubwayLine",
        "fileName": "北京市地铁交通线路",
        "type": "LINE"
    },
    {
        "id": "ChinaEarthquakeIntensityZone",
        "fileName": "中国地震烈度区划面",
        "type": "POLYGON"
    }
]