UTFGrid

UTFGrid parameters:
Center:     {"x": 111.05 ,"y": 40.5 }
Scale:     0.000030386625
View bounds:

•     Left bottom: {"x": 111.04 , "y":40.49 }
•     Right top : { "x": 111.06 , "y":40.51}

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