UTFGrid

UTFGrid parameters:
Center:     {"x": 122.15 ,"y": 46.36 }
Scale:     0.000000552805
View bounds:

•     Left bottom: {"x": 121.6 , "y":45.81 }
•     Right top : { "x": 122.7 , "y":46.91}

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