UTFGrid

UTFGrid parameters:
Center:     {"x": 9.21 ,"y": -9.21 }
Scale:     0.003678204141
View bounds:

•     Left bottom: {"x": 0.0 , "y":-18.41 }
•     Right top : { "x": 18.41 , "y":0.0}

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