Cut 'from' param from query contract request if it's empty

CHANGELOG.md

@@ -6,6 +6,7 @@
 
 ### Fixes
 
+- [#6891](https://github.com/blockscout/blockscout/pull/6891) - Fix read contract for geth
 - [#6889](https://github.com/blockscout/blockscout/pull/6889) - Fix Internal Server Error on tx input decoding
 
 ### Chore

apps/explorer/lib/explorer/smart_contract/reader.ex

@@ -144,11 +144,11 @@ defmodule Explorer.SmartContract.Reader do
       |> Enum.map(fn {method_id, args} ->
         %{
           contract_address: contract_address,
-          from: from,
           method_id: method_id,
           args: args,
           block_number: block_number
         }
+        |> (&if(!is_nil(from) && from != "", do: Map.put(&1, :from, from), else: &1)).()
       end)
 
     requests