Use inspect instead of Json.encode to handle map with map as keys

lib/archethic_web/explorer/live/transaction_details_live.ex

@@ -332,7 +332,7 @@ defmodule ArchethicWeb.Explorer.TransactionDetailsLive do
   end
 
   def print_state(%UnspentOutput{encoded_payload: encoded_state}) do
-    encoded_state |> State.deserialize() |> elem(0) |> Jason.encode!(pretty: true)
+    encoded_state |> State.deserialize() |> elem(0) |> inspect(pretty: true)
   end
 
   defp similar?(