clipRegion
{"center":{"x":1159.8276237500002,"y":-1051.0213357674493},"parts":[5],"style":null,"prjCoordSys":null,"id":0,"type":"REGION","partTopo":null,"points":[{"x":140.45086725,"y":-1772.2437085},{"x":2179.20438025,"y":-1772.2437085},{"x":2179.20438025,"y":-329.79896303489846},{"x":140.45086725,"y":-329.79896303489846},{"x":140.45086725,"y":-1772.2437085}]}
datasourceName
Changchun