Layer Estimates:

Layer: CUGdLyon_mediane_norm_max_contour_4clsurf_decoup (ID:0)
Count: 4
Extent:

XMin: 521500.13511291
YMin: 5708881.63923393
XMax: 563915.808721247
YMax: 5770797.19482951
Spatial Reference: 102100 (3857)