fix: Hotfix for Indexer.Fetcher.Optimism.WithdrawalEvent and EthereumJSONRPC.Receipt (#10130)

* fix: Hotfix for Indexer.Fetcher.Optimism.WithdrawalEvent

* Small refactoring

* Small refactoring

* Consider nil in game_index

* Add empty handler for Optimism Fjord tx receipt fields

---------

Co-authored-by: POA <33550681+poa@users.noreply.github.com>

apps/ethereum_jsonrpc/lib/ethereum_jsonrpc/receipt.ex

@@ -369,7 +369,8 @@ defmodule EthereumJSONRPC.Receipt do
 
   defp entry_to_elixir({key, quantity})
        when key in ~w(blockNumber cumulativeGasUsed gasUsed transactionIndex blobGasUsed
-                      blobGasPrice l1Fee l1GasPrice l1GasUsed effectiveGasPrice gasUsedForL1) do
+                      blobGasPrice l1Fee l1GasPrice l1GasUsed effectiveGasPrice gasUsedForL1
+                      l1BlobBaseFeeScalar l1BlobBaseFee l1BaseFeeScalar) do
     result =
       if is_nil(quantity) do
         nil

apps/indexer/lib/indexer/fetcher/optimism/withdrawal_event.ex

@@ -207,7 +207,8 @@ defmodule Indexer.Fetcher.Optimism.WithdrawalEvent do
         Map.put(acc, block_number, timestamp)
       end)
 
-    Enum.map(events, fn event ->
+    events
+    |> Enum.map(fn event ->
       tx_hash = event["transactionHash"]
 
       {l1_event_type, game_index} =
@@ -233,6 +234,17 @@ defmodule Indexer.Fetcher.Optimism.WithdrawalEvent do
         game_index: game_index
       }
     end)
+    |> Enum.reduce(%{}, fn e, acc ->
+      key = {e.withdrawal_hash, e.l1_event_type}
+      prev_game_index = Map.get(acc, key, %{game_index: 0}).game_index
+
+      if prev_game_index < e.game_index or is_nil(prev_game_index) do
+        Map.put(acc, key, e)
+      else
+        acc
+      end
+    end)
+    |> Map.values()
   end
 
   def get_last_l1_item do