{"childUriList":["https://hebei.tianditu.gov.cn/iserver/services/data-HBDATA-2/rest/data/datasources/HBDATA/datasets/ROALN/fields","https://hebei.tianditu.gov.cn/iserver/services/data-HBDATA-2/rest/data/datasources/HBDATA/datasets/ROALN/features","https://hebei.tianditu.gov.cn/iserver/services/data-HBDATA-2/rest/data/datasources/HBDATA/datasets/ROALN/domain"],"supportAttachments":true,"supportFeatureMetadatas":false,"datasetInfo":{"schema":null,"charset":"UTF8","recordCount":6,"isFileCache":false,"description":"NULL","type":"LINE","dataSourceName":"HBDATA","tableName":"ROALN","isReadOnly":true,"encodeType":"NONE","bounds":{"top":38.695513,"left":114.443542,"bottom":37.996229,"leftBottom":{"x":114.443542,"y":37.996229},"right":115.274753,"rightTop":{"x":115.274753,"y":38.695513}},"name":"ROALN","prjCoordSys":{"distanceUnit":"METER","projectionParam":null,"epsgCode":4490,"coordUnit":"DEGREE","name":"GCS_China_2000","projection":null,"type":"PCS_EARTH_LONGITUDE_LATITUDE","coordSystem":{"datum":{"name":"D_China_2000","type":"DATUM_CHINA_2000","spheroid":{"flatten":0.003352810681182319,"name":"CGCS2000","axis":6378137,"type":"SPHEROID_CHINA_2000"}},"unit":"DEGREE","spatialRefType":"SPATIALREF_EARTH_LONGITUDE_LATITUDE","name":"GCS_China_2000","type":"GCS_CHINA_2000","primeMeridian":{"longitudeValue":0,"name":"Greenwich","type":"PRIMEMERIDIAN_GREENWICH"}}},"datasourceConnectionInfo":null}}