Hm, well you don't have any public maps. Maybe you mean level?
This level that is https://www.warzone.com/SinglePlayer/Level?ID=1179970
Their currently is no way to post reviews on levels. Thru...that would be a nice feature I think.
For any MAP, you can go to https://www.warzone.com/Maps
and search for the map, then click on it to get reviews.