UTFGrid

UTFGrid parameters:
Center:     {"x": 113.46 ,"y": 42.61 }
Scale:     0.00004000000
View bounds:

•     Left bottom: {"x": 113.46 , "y":42.6 }
•     Right top : { "x": 113.47 , "y":42.62}

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