Phase-scoped placeholder-to-original-value mappings for reversible redactions. Present only on log detail responses when the caller has Logs:Reveal.
Logs:Reveal
@type t() :: %ExBifrost.Model.LogEntryRedactionMapping{ input: %{optional(String.t()) => String.t()} | nil, output: %{optional(String.t()) => String.t()} | nil }