map -package:containers -package:charset -package:amazonka-core -package:basement -package:invertible -package:pipes -package:imports -package:os-string -package:hedgehog -package:base-compat-batteries package:aeson is:exact

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