map -package:containers -package:insert-ordered-containers -package:blaze-html -package:imports -package:charset -package:base -package:conduit -package:base-prelude -package:basement -package:amazonka-core -package:ghc package:aeson is:exact

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