{ "ID": 4, "fieldNames": [ "SMID", "SMLENGTH", "SMSDRIW", "SMSDRIN", "SMSDRIE", "SMSDRIS", "SMUSERID", "SMTOPOERROR", "SMGEOMETRYSIZE", "SMGEOPOSITION", "规划名称", "水体名称", "RIV_MGRADE" ], "fieldValues": [ "4", "1591.0430076656255", "121.63572", "31.29625", "121.63608", "31.28196", "0", "0", "140", "6522372", "外环运河", "外环运河", "2" ], "geometry": { "center": { "x": 121.63604758562752, "y": 31.295549023708347 }, "id": 4, "parts": [8], "points": [ { "x": 121.63604328258904, "y": 31.281960289648648 }, { "x": 121.63602515375338, "y": 31.29178444089231 }, { "x": 121.63606063990689, "y": 31.29260924021436 }, { "x": 121.63607899471745, "y": 31.29545183878142 }, { "x": 121.63604758562752, "y": 31.295549023708347 }, { "x": 121.63596003469567, "y": 31.295785475320994 }, { "x": 121.63583196002166, "y": 31.29606847552715 }, { "x": 121.63571785394845, "y": 31.2962487623999 } ], "prjCoordSys": null, "style": null, "type": "LINE" } }