diff --git a/geth-utils/gethutil/trace.go b/geth-utils/gethutil/trace.go
index 438bb9f97d..d48e46666c 100644
--- a/geth-utils/gethutil/trace.go
+++ b/geth-utils/gethutil/trace.go
@@ -99,21 +99,20 @@ type Account struct {
 }
 
 type Transaction struct {
-	From       common.Address  `json:"from"`
-	To         *common.Address `json:"to"`
-	Nonce      hexutil.Uint64  `json:"nonce"`
-	Value      *hexutil.Big    `json:"value"`
-	GasLimit   hexutil.Uint64  `json:"gas_limit"`
-	GasPrice   *hexutil.Big    `json:"gas_price"`
-	GasFeeCap  *hexutil.Big    `json:"gas_fee_cap"`
-	GasTipCap  *hexutil.Big    `json:"gas_tip_cap"`
-	CallData   hexutil.Bytes   `json:"call_data"`
-	AccessList []struct {
-		Address common.Address `json:"address"`
-		// Must be `storageKeys`, since `camelCase` is specified in ethers-rs.
-		// <https://github.com/gakonst/ethers-rs/blob/88095ba47eb6a3507f0db1767353b387b27a6e98/ethers-core/src/types/transaction/eip2930.rs#L75>
-		StorageKeys []common.Hash `json:"storageKeys"`
-	} `json:"access_list"`
+	From       common.Address   `json:"from"`
+	To         *common.Address  `json:"to"`
+	Nonce      hexutil.Uint64   `json:"nonce"`
+	Value      *hexutil.Big     `json:"value"`
+	GasLimit   hexutil.Uint64   `json:"gas_limit"`
+	GasPrice   *hexutil.Big     `json:"gas_price"`
+	GasFeeCap  *hexutil.Big     `json:"gas_fee_cap"`
+	GasTipCap  *hexutil.Big     `json:"gas_tip_cap"`
+	CallData   hexutil.Bytes    `json:"call_data"`
+	AccessList types.AccessList `json:"access_list"`
+	Type       string           `json:"tx_type"`
+	V          int64            `json:"v"`
+	R          *hexutil.Big     `json:"r"`
+	S          *hexutil.Big     `json:"s"`
 }
 
 type TraceConfig struct {
diff --git a/mock/src/transaction.rs b/mock/src/transaction.rs
index 1184d418d4..e960181b82 100644
--- a/mock/src/transaction.rs
+++ b/mock/src/transaction.rs
@@ -133,8 +133,8 @@ pub struct MockTransaction {
     pub s: Option<Word>,
     pub transaction_type: U64,
     pub access_list: AccessList,
-    pub max_priority_fee_per_gas: Word,
-    pub max_fee_per_gas: Word,
+    pub max_priority_fee_per_gas: Option<Word>,
+    pub max_fee_per_gas: Option<Word>,
     pub chain_id: Word,
     pub invalid: bool,
 }
@@ -158,8 +158,8 @@ impl Default for MockTransaction {
             s: None,
             transaction_type: U64::zero(),
             access_list: AccessList::default(),
-            max_priority_fee_per_gas: Word::zero(),
-            max_fee_per_gas: Word::zero(),
+            max_priority_fee_per_gas: None,
+            max_fee_per_gas: None,
             chain_id: *MOCK_CHAIN_ID,
             invalid: false,
         }
@@ -185,8 +185,8 @@ impl From<MockTransaction> for Transaction {
             s: mock.s.unwrap_or_default(),
             transaction_type: Some(mock.transaction_type),
             access_list: Some(mock.access_list),
-            max_priority_fee_per_gas: Some(mock.max_priority_fee_per_gas),
-            max_fee_per_gas: Some(mock.max_fee_per_gas),
+            max_priority_fee_per_gas: mock.max_priority_fee_per_gas,
+            max_fee_per_gas: mock.max_fee_per_gas,
             chain_id: Some(mock.chain_id),
             other: OtherFields::default(),
         }
@@ -289,13 +289,13 @@ impl MockTransaction {
 
     /// Set max_priority_fee_per_gas field for the MockTransaction.
     pub fn max_priority_fee_per_gas(&mut self, max_priority_fee_per_gas: Word) -> &mut Self {
-        self.max_priority_fee_per_gas = max_priority_fee_per_gas;
+        self.max_priority_fee_per_gas = Some(max_priority_fee_per_gas);
         self
     }
 
     /// Set max_fee_per_gas field for the MockTransaction.
     pub fn max_fee_per_gas(&mut self, max_fee_per_gas: Word) -> &mut Self {
-        self.max_fee_per_gas = max_fee_per_gas;
+        self.max_fee_per_gas = Some(max_fee_per_gas);
         self
     }