map -package:containers -package:foldl -package:incipit-base -package:base-compat -is:exact -package:conduit -package:dlist -package:charset -is:exact -package:monoidal-containers -package:invertible -is:exact package:aeson is:exact

map :: (a -> b) -> KeyMap a -> KeyMap b
aeson Data.Aeson.KeyMap
Map a function over all values in the map.