{
  "clipRegion": "{\"center\":{\"x\":50,\"y\":50},\"parts\":[5],\"style\":null,\"prjCoordSys\":null,\"id\":0,\"type\":\"REGION\",\"partTopo\":null,\"points\":[{\"x\":0,\"y\":0},{\"x\":100,\"y\":0},{\"x\":100,\"y\":100},{\"x\":0,\"y\":100},{\"x\":0,\"y\":0}]}",
  "datasourceName": "两区片块",
  "points": "[{\"x\":20.143068633432737,\"y\":57.285777811095315},{\"x\":55.44517932953933,\"y\":56.95831876372351},{\"x\":99.80587044379052,\"y\":44.80784089315405},{\"x\":41.74795199674306,\"y\":29.49967872864202},{\"x\":43.4800606212561,\"y\":12.260889720258595},{\"x\":54.90324744933122,\"y\":62.133792069842166}]"
}