UTFGrid

UTFGrid parameters:
Center:     {"x": 118.45 ,"y": 29.03 }
Scale:     0.000015933746
View bounds:

•     Left bottom: {"x": 118.43 , "y":29.01 }
•     Right top : { "x": 118.47 , "y":29.05}

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