{
  "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": "耕地",
  "points": "[{\"x\":26.054424254463214,\"y\":78.365205557264},{\"x\":65.82800993838886,\"y\":85.06656419844026},{\"x\":54.85719142720341,\"y\":46.237642749255656},{\"x\":12.613382731467581,\"y\":72.65575217328426},{\"x\":40.001353743232826,\"y\":80.5740479463729},{\"x\":18.130392807530203,\"y\":66.15047565302086}]"
}