map -package:containers -package:base-compat -package:ghc -package:invertible -package:imports -package:bytestring -package:incipit-base -package:base-compat-batteries -package:charset -package:filepath package:aeson is:exact

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