UTFGrid

UTFGrid parameters:
Center:     {"x": 122.0 ,"y": 45.63 }
Scale:     0.000000683627
View bounds:

•     Left bottom: {"x": 121.56 , "y":45.19 }
•     Right top : { "x": 122.45 , "y":46.08}

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