[자동 import] bike_incheon. 원본 속성: {"objectid":4374,"styp":1,"dway":"RWY001","bnam":"담지로R","lenth":1.1,"width":1.8,"pave":"PAV002","cmngt":"MGT000","ymd":"1899-11-30T00:00:00.000Z","mngt":"MGT260","note":"","sgg_cde":"28260","update_ym