{ "type": "FeatureCollection", "features": [ { "geometry": { "type": "Point", "coordinates": [ 139.665936, 35.584047 ] }, "type": "Feature", "id": 0, "properties": { "time": "2018/1/10 10:31:23" } }, { "geometry": { "type": "Point", "coordinates": [ 139.667802, 35.584974 ] }, "type": "Feature", "id": 1, "properties": { "time": "2018/1/10 10:31:28" } }, { "geometry": { "type": "Point", "coordinates": [ 139.669658, 35.585864 ] }, "type": "Feature", "id": 2, "properties": { "time": "2018/1/10 10:31:35" } } ] }