UTFGrid

UTFGrid parameters:
Center:     {"x": 122.18 ,"y": 45.7 }
Scale:     0.000000259837
View bounds:

•     Left bottom: {"x": 121.01 , "y":44.53 }
•     Right top : { "x": 123.35 , "y":46.87}

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