{
    "datasourceInfo": {
        "distanceUnit": "METER",
        "coordUnit": "METER",
        "name": "sgs_digicity_defspace",
        "description": "",
        "engineType": "POSTGRESQL",
        "prjCoordSys": {
            "distanceUnit": "METER",
            "projectionParam": null,
            "epsgCode": -1000,
            "coordUnit": "METER",
            "name": "Planar Coordinate System---m",
            "projection": null,
            "type": "PCS_NON_EARTH",
            "coordSystem": null
        }
    },
    "childUriList": ["https://hebei.tianditu.gov.cn/iserver/services/data-SGS/rest/data/datasources/sgs_digicity_defspace/datasets"]
}