map is:exact -package:base -package:case-insensitive -package:dense-linear-algebra -package:conduit -package:insert-ordered-containers -package:dlist -package:hedgehog -package:charset -package:amazonka-core package:aeson

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