UTFGrid

UTFGrid parameters:
Center:     {"x": 120.27 ,"y": 46.8 }
Scale:     0.000000390736
View bounds:

•     Left bottom: {"x": 119.49 , "y":46.02 }
•     Right top : { "x": 121.05 , "y":47.58}

•   Width: 256
•   Height: 256
•   PixcelCellCount: 8