UTFGrid

UTFGrid parameters:
Center:     {"x": 113.78 ,"y": 22.81 }
Scale:     0.000018636505
View bounds:

•     Left bottom: {"x": 113.76 , "y":22.79 }
•     Right top : { "x": 113.8 , "y":22.83}

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