UTFGrid

UTFGrid parameters:
Center:     {"x": 111.38 ,"y": 40.74 }
Scale:     0.000072453214
View bounds:

•     Left bottom: {"x": 111.38 , "y":40.73 }
•     Right top : { "x": 111.39 , "y":40.74}

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