map -package:conduit is:exact -package:bytestring -package:charset -package:basement -package:base-prelude -package:base-compat-batteries -package:os-string -package:invertible -package:base -package:hedgehog package:aeson

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