map -package:containers -package:base-prelude -package:ghc -package:imports -package:charset -is:exact -package:Cabal-syntax -package:blaze-html -package:invertible -package:hedgehog -package:monoidal-containers package:aeson is:exact

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