[자동 import] bike_incheon. 원본 속성: {"objectid":7336,"styp":4,"dway":"RWY004","bnam":"봉수대로1R","lenth":6.1,"width":1.7,"pave":"PAV001","cmngt":"","ymd":"1899-11-30T00:00:00.000Z","mngt":"MGT260","note":"","sgg_cde":"28260","update_ymd":"