UTFGrid

UTFGrid parameters:
Center:     {"x": 120.36 ,"y": 46.73 }
Scale:     0.000000350118
View bounds:

•     Left bottom: {"x": 119.49 , "y":45.86 }
•     Right top : { "x": 121.23 , "y":47.6}

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