fix tests

apps/block_scout_web/test/block_scout_web/schema/query/address_test.exs

@@ -215,7 +215,7 @@ defmodule BlockScoutWeb.Schema.Query.AddressTest do
                            "r" => to_string(transaction.r),
                            "s" => to_string(transaction.s),
                            "status" => nil,
-                           "v" => transaction.v,
+                           "v" => to_string(transaction.v),
                            "value" => to_string(transaction.value.value),
                            "from_address_hash" => to_string(transaction.from_address_hash),
                            "to_address_hash" => to_string(transaction.to_address_hash),

apps/block_scout_web/test/block_scout_web/schema/query/transaction_test.exs

@@ -55,7 +55,7 @@ defmodule BlockScoutWeb.Schema.Query.TransactionTest do
                    "r" => to_string(transaction.r),
                    "s" => to_string(transaction.s),
                    "status" => transaction.status |> to_string() |> String.upcase(),
-                   "v" => transaction.v,
+                   "v" => to_string(transaction.v),
                    "value" => to_string(transaction.value.value),
                    "from_address_hash" => to_string(transaction.from_address_hash),
                    "to_address_hash" => to_string(transaction.to_address_hash),

apps/explorer/lib/explorer/chain/transaction.ex

@@ -202,7 +202,7 @@ defmodule Explorer.Chain.Transaction do
     field(:r, :decimal)
     field(:s, :decimal)
     field(:status, Status)
-    field(:v, :integer)
+    field(:v, :decimal)
     field(:value, Wei)
 
     timestamps()