Layer Estimates:

Layer: sub_antarctic_coastline_high_res_polygon_v1_0 (ID:0)
Count: 466
Extent:

XMin: -20037507.0671618
YMin: -30240971.9583861
XMax: 20037507.0671618
YMax: -4472933.54290371
Spatial Reference: 102100 (3857)