map -package:containers -package:bytestring -package:integration -package:foldl -is:exact -package:dlist -package:hedgehog -package:filepath -package:invertible -package:base-prelude -package:incipit-base package:aeson is:exact

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