map -package:containers -package:case-insensitive -package:base-prelude -is:exact -package:charset -package:monoidal-containers -package:amazonka-core -package:filepath -package:ghc -package:conduit -is:exact -package:os-string is:exact package:aeson

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