map -package:containers -package:case-insensitive -package:insert-ordered-containers -package:monoidal-containers -package:dlist -package:basement -package:os-string -package:ghc -package:charset -is:exact -is:exact is:exact package:aeson

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