{ "stringID": null, "fieldNames": [ "SMID", "SMUSERID", "SMLENGTH", "SMTOPOERROR", "SMGEOPARAM" ], "geometry": { "center": { "x": 117.95022684597255, "y": 39.21677067376341 }, "parts": [2], "style": null, "prjCoordSys": null, "id": 2, "type": "LINE", "partTopo": null, "points": [ { "x": 117.94719435084916, "y": 39.21622979345411 }, { "x": 117.95325934109594, "y": 39.217311554072715 } ] }, "fieldValues": [ "2", "0", "537.3733999187915", "0", "" ], "ID": 2 }