UTFGrid

UTFGrid parameters:
Center:     {"x": 8.4 ,"y": -8.4 }
Scale:     0.004032439733
View bounds:

•     Left bottom: {"x": 0.0 , "y":-16.8 }
•     Right top : { "x": 16.8 , "y":0.0}

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