Layer Estimates:

Layer: Countries (ID:0)
Count: 251
Extent:

XMin: -20037507.0671618
YMin: -30240971.9583861
XMax: 20037507.0671618
YMax: 18418382.3293286
Spatial Reference: 102100 (3857)

Layer: Sargassum Collection Points (ID:1)
Count: 3327
Extent:

XMin: -9607243.12039171
YMin: 1153759.6946977
XMax: -6310516.40054891
YMax: 3372888.64262217
Spatial Reference: 102100 (3857)