map -package:containers -package:charset -package:base-compat -package:conduit -package:incipit-base -package:amazonka-core -package:bytestring -package:filepath -package:invertible -package:monoidal-containers is:exact package:aeson

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