diff --git a/rusk/src/lib/chain/rusk.rs b/rusk/src/lib/chain/rusk.rs
index 80e3f43f88..577350e572 100644
--- a/rusk/src/lib/chain/rusk.rs
+++ b/rusk/src/lib/chain/rusk.rs
@@ -112,7 +112,7 @@ impl Rusk {
                 }
             }
             let tx_id = hex::encode(unspent_tx.id());
-            if unspent_tx.inner.payload().fee().gas_limit > block_gas_left {
+            if unspent_tx.inner.payload().fee.gas_limit > block_gas_left {
                 info!("Skipping {tx_id} due gas_limit greater than left: {block_gas_left}");
                 continue;
             }
diff --git a/rusk/src/lib/chain/vm.rs b/rusk/src/lib/chain/vm.rs
index c24d1ec7e6..34af3373f7 100644
--- a/rusk/src/lib/chain/vm.rs
+++ b/rusk/src/lib/chain/vm.rs
@@ -100,7 +100,7 @@ impl VMExecution for Rusk {
         info!("Received preverify request");
         let tx = &tx.inner;
         let existing_nullifiers = self
-            .existing_nullifiers(&tx.payload().tx_skeleton().nullifiers)
+            .existing_nullifiers(&tx.payload().tx_skeleton.nullifiers)
             .map_err(|e| anyhow::anyhow!("Cannot check nullifiers: {e}"))?;
 
         if !existing_nullifiers.is_empty() {
diff --git a/rusk/src/lib/http/chain/graphql.rs b/rusk/src/lib/http/chain/graphql.rs
index c7e2612b0c..83411ccf98 100644
--- a/rusk/src/lib/http/chain/graphql.rs
+++ b/rusk/src/lib/http/chain/graphql.rs
@@ -83,7 +83,7 @@ impl Query {
                                 t.0.inner
                                     .inner
                                     .payload()
-                                    .contract_call()
+                                    .contract_call
                                     .as_ref()
                                     .map(|c| c.contract)
                                     .unwrap_or(
diff --git a/rusk/src/lib/http/chain/graphql/data.rs b/rusk/src/lib/http/chain/graphql/data.rs
index e847df13c6..23135de382 100644
--- a/rusk/src/lib/http/chain/graphql/data.rs
+++ b/rusk/src/lib/http/chain/graphql/data.rs
@@ -249,24 +249,24 @@ impl Transaction<'_> {
         let mut map = Map::new();
         map.insert(
             "root".into(),
-            json!(hex::encode(tx.payload().tx_skeleton().root.to_bytes())),
+            json!(hex::encode(tx.payload().tx_skeleton.root.to_bytes())),
         );
         let nullifiers: Vec<_> = tx
             .payload()
-            .tx_skeleton()
-            .nullifiers()
+            .tx_skeleton
+            .nullifiers
             .iter()
             .map(|n| hex::encode(n.to_bytes()))
             .collect();
         map.insert("nullifier".into(), json!(nullifiers));
         map.insert(
             "deposit".into(),
-            json!(hex::encode(tx.payload().tx_skeleton().deposit.to_bytes())),
+            json!(hex::encode(tx.payload().tx_skeleton.deposit.to_bytes())),
         );
         let notes: Vec<_> = tx
             .payload()
-            .tx_skeleton()
-            .outputs()
+            .tx_skeleton
+            .outputs
             .iter()
             .map(|n| {
                 let mut map = Map::new();
@@ -301,22 +301,20 @@ impl Transaction<'_> {
         map.insert("notes".into(), json!(notes));
 
         let mut fee = Map::new();
-        fee.insert("gas_limit".into(), json!(tx.payload().fee().gas_limit));
-        fee.insert("gas_price".into(), json!(tx.payload().fee().gas_price));
+        fee.insert("gas_limit".into(), json!(tx.payload().fee.gas_limit));
+        fee.insert("gas_price".into(), json!(tx.payload().fee.gas_price));
         fee.insert(
             "stealth_address".into(),
-            json!(bs58::encode(
-                tx.payload().fee().stealth_address().to_bytes()
-            )
-            .into_string()),
+            json!(bs58::encode(tx.payload().fee.stealth_address.to_bytes())
+                .into_string()),
         );
         fee.insert(
             "sender".into(),
-            json!(hex::encode(tx.payload().fee().sender().to_bytes())),
+            json!(hex::encode(tx.payload().fee.sender.to_bytes())),
         );
         map.insert("fee".into(), json!(fee));
 
-        if let Some(c) = tx.payload().contract_call() {
+        if let Some(c) = &tx.payload().contract_call {
             let mut call = Map::new();
             call.insert("contract".into(), json!(hex::encode(c.contract)));
             call.insert("fn_name".into(), json!(&c.fn_name));
@@ -332,18 +330,18 @@ impl Transaction<'_> {
     }
 
     pub async fn gas_limit(&self) -> u64 {
-        self.0.inner.payload().fee().gas_limit
+        self.0.inner.payload().fee.gas_limit
     }
 
     pub async fn gas_price(&self) -> u64 {
-        self.0.inner.payload().fee().gas_price
+        self.0.inner.payload().fee.gas_price
     }
 
     pub async fn call_data(&self) -> Option<CallData> {
         self.0
             .inner
             .payload()
-            .contract_call()
+            .contract_call
             .as_ref()
             .map(|call| CallData {
                 contract: hex::encode(call.contract),
diff --git a/rusk/src/lib/verifier.rs b/rusk/src/lib/verifier.rs
index 41575641b1..743f44ffda 100644
--- a/rusk/src/lib/verifier.rs
+++ b/rusk/src/lib/verifier.rs
@@ -45,7 +45,7 @@ pub fn verify_proof(tx: &Transaction) -> Result<bool> {
 
     // Maybe we want to handle internal serialization error too, currently
     // they map to `false`.
-    Ok(rusk_abi::verify_proof(vd.to_vec(), tx.proof().clone(), pi))
+    Ok(rusk_abi::verify_proof(vd.to_vec(), tx.proof().to_vec(), pi))
 }
 
 fn fetch_verifier(circuit_name: &str) -> Vec<u8> {
diff --git a/rusk/tests/services/multi_transfer.rs b/rusk/tests/services/multi_transfer.rs
index c190ea218f..cc0c722bd1 100644
--- a/rusk/tests/services/multi_transfer.rs
+++ b/rusk/tests/services/multi_transfer.rs
@@ -122,14 +122,14 @@ fn wallet_transfer(
         .get_balance(0)
         .expect("Failed to get the balance")
         .value;
-    let fee_0 = txs[0].payload().fee();
+    let fee_0 = txs[0].payload().fee;
     let fee_0 = fee_0.gas_limit * fee_0.gas_price;
 
     let final_balance_1 = wallet
         .get_balance(1)
         .expect("Failed to get the balance")
         .value;
-    let fee_1 = txs[1].payload().fee();
+    let fee_1 = txs[1].payload().fee;
     let fee_1 = fee_1.gas_limit * fee_1.gas_price;
 
     assert!(
diff --git a/rusk/tests/services/transfer.rs b/rusk/tests/services/transfer.rs
index cd1c56a0b4..fd03041cf8 100644
--- a/rusk/tests/services/transfer.rs
+++ b/rusk/tests/services/transfer.rs
@@ -117,7 +117,7 @@ fn wallet_transfer(
         .get_balance(0)
         .expect("Failed to get the balance")
         .value;
-    let fee = tx.inner.inner.payload().fee();
+    let fee = tx.inner.inner.payload().fee;
     let fee = gas_spent * fee.gas_price;
 
     assert_eq!(