map is:exact -package:text -package:bytestring -package:aeson -package:case-insensitive -package:base-compat -package:ghc -package:base -package:basement -package:os-string -package:amazonka-core -package:base-prelude -package:base-compat-batteries package:monoidal-containers
O(n) Transform this map by applying a function to every value.