UTFGrid

UTFGrid parameters:
Center:     {"x": 120.2 ,"y": 47.0 }
Scale:     0.000000470888
View bounds:

•     Left bottom: {"x": 119.55 , "y":46.35 }
•     Right top : { "x": 120.85 , "y":47.64}

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