UTFGrid

UTFGrid parameters:
Center:     {"x": 120.47 ,"y": 46.66 }
Scale:     0.000000305704
View bounds:

•     Left bottom: {"x": 119.47 , "y":45.66 }
•     Right top : { "x": 121.46 , "y":47.65}

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