diff --git a/src/wallet/adapters/lifi/lifi_adapter.py b/src/wallet/adapters/lifi/lifi_adapter.py
index 24d9e39..f5559f2 100644
--- a/src/wallet/adapters/lifi/lifi_adapter.py
+++ b/src/wallet/adapters/lifi/lifi_adapter.py
@@ -77,8 +77,9 @@ def get_quote(
             "fromToken": token_in["address"],
             "toToken": token_out["address"],
             "fromAmount": amount_base_units,
-            "fromAddress": self._wallet._account.address,
+            "fromAddress": self._wallet._wallet_address,
             "slippage": 0.5,  # 0.5% slippage default
+            "order": "CHEAPEST",
         }
 
         try:
@@ -109,25 +110,7 @@ async def swap(self, quote: Dict[str, Any]) -> AsyncGenerator[Dict[str, Any], No
         Yields:
             Dict containing status updates about the swap progress
         """
-        transaction_request = {
-            "data": quote["transactionRequest"]["data"],
-            "to": quote["transactionRequest"]["to"],
-            "value": quote["transactionRequest"]["value"],
-            "chainId": quote["transactionRequest"]["chainId"],
-            "maxFeePerGas": hex(int(quote["estimate"]["gasCosts"][0]["price"])),
-            "maxPriorityFeePerGas": hex(
-                int(float(quote["estimate"]["gasCosts"][0]["price"]) * 0.1)
-            ),
-            "gas": hex(int(quote["estimate"]["gasCosts"][0]["estimate"])),
-            "type": "0x2",
-            "nonce": await self._wallet._web3.eth.get_transaction_count(
-                self._wallet._wallet_address
-            ),
-        }
-
-        response = await self._wallet.sign_transaction(
-            transaction_request, gas_estimate=False
-        )
+        response = await self._wallet.send_transaction(quote["transactionRequest"])
 
         tx_hash = response.get("data", {}).get("hash")
         if not tx_hash:
diff --git a/src/wallet/wallet.py b/src/wallet/wallet.py
index c7a6af3..9ee97a9 100644
--- a/src/wallet/wallet.py
+++ b/src/wallet/wallet.py
@@ -145,7 +145,6 @@ async def get_balances(self) -> Dict[str, Any]:
         Returns:
             Dict[str, Any]: Combined ETH and token balances
         """
-        raise WalletError("Not implemented")
         # Get ETH balance
         try:
             eth_balance_wei = await self._web3.eth.get_balance(self._wallet_address)
@@ -159,21 +158,22 @@ def get_tracked_tokens(self) -> List[str]:
         """Returns list of tracked token addresses"""
         return list(self._tracked_tokens)
 
-    async def sign_transaction(
-        self, transaction: Dict[str, Any], gas_estimate: bool = True
+    async def _make_privy_request(
+        self,
+        method: str,
+        transaction: Dict[str, Any],
+        additional_body_params: Optional[Dict[str, Any]] = None,
     ) -> Dict[str, Any]:
         """
-        Sign and send a transaction using Privy's wallet API.
+        Make a request to Privy's wallet API.
 
         Args:
+            method (str): RPC method to execute (e.g., 'eth_sendTransaction', 'eth_signTransaction')
             transaction (Dict[str, Any]): Transaction parameters
-            gas_estimate (bool): Whether to estimate gas if not provided
+            additional_body_params (Optional[Dict[str, Any]]): Additional parameters for request body
 
         Returns:
-            Dict[str, Any]: Transaction response from Privy API
-
-        Raises:
-            WalletError: If the API request fails
+            Dict[str, Any]: Response from Privy API
         """
         url = f"https://api.privy.io/v1/wallets/{self._wallet_id}/rpc"
 
@@ -185,24 +185,20 @@ async def sign_transaction(
                 "PRIVY_APP_ID and PRIVY_APP_SECRET environment variables must be set"
             )
 
-        auth_string = f"{privy_app_id}:{privy_app_secret}"
-        basic_auth = base64.b64encode(auth_string.encode()).decode()
-
-        # Add chain_id if not present
         if "chain_id" not in transaction:
             transaction["chain_id"] = self._chain_id
 
-        # Estimate gas if needed and not provided
-        if gas_estimate and "gas" not in transaction:
-            gas = await self._web3.eth.estimate_gas(transaction)
-            transaction["gas"] = hex(gas)
+        auth_string = f"{privy_app_id}:{privy_app_secret}"
+        basic_auth = base64.b64encode(auth_string.encode()).decode()
 
         body = {
-            "method": "eth_sendTransaction",
-            "caip2": f"eip155:{self._chain_id}",
+            "method": method,
             "params": {"transaction": transaction},
         }
 
+        if additional_body_params:
+            body.update(additional_body_params)
+
         headers = self._privy_signer.get_auth_headers(url=url, body=body, method="POST")
         headers.update(
             {
@@ -218,3 +214,40 @@ async def sign_transaction(
                     raise WalletError(f"API request failed: {error_text}")
 
                 return await response.json()
+
+    async def send_transaction(
+        self, transaction: Dict[str, Any], gas_estimate: bool = True
+    ) -> Dict[str, Any]:
+        """
+        Sign and send a transaction using Privy's wallet API.
+
+        Args:
+            transaction (Dict[str, Any]): Transaction parameters
+            gas_estimate (bool): Whether to estimate gas if not provided
+
+        Returns:
+            Dict[str, Any]: Transaction response from Privy API
+        """
+        if gas_estimate and "gas" not in transaction:
+            gas = await self._web3.eth.estimate_gas(transaction)
+            transaction["gas"] = hex(gas)
+
+        return await self._make_privy_request(
+            method="eth_sendTransaction",
+            transaction=transaction,
+            additional_body_params={"caip2": f"eip155:{self._chain_id}"},
+        )
+
+    async def sign_transaction(self, transaction: Dict[str, Any]) -> Dict[str, Any]:
+        """
+        Sign a transaction using Privy's wallet API without broadcasting it.
+
+        Args:
+            transaction (Dict[str, Any]): Transaction parameters to sign
+
+        Returns:
+            Dict[str, Any]: Contains the signed transaction and encoding format
+        """
+        return await self._make_privy_request(
+            method="eth_signTransaction", transaction=transaction
+        )
diff --git a/src/wallet/wallet_types.py b/src/wallet/wallet_types.py
index 88306d2..85dfb7e 100644
--- a/src/wallet/wallet_types.py
+++ b/src/wallet/wallet_types.py
@@ -8,11 +8,14 @@
 
 class WalletInstance:
     _web3: Web3Type
-    _account: AccountType
-    _wallet_id: str
+    _wallet_address: str
     _chain_id: int
 
     async def sign_transaction(self, transaction: Dict[str, Any]) -> Dict[str, Any]:
+        """Sign transaction"""
+        pass
+
+    async def send_transaction(self, transaction: Dict[str, Any]) -> Dict[str, Any]:
         """Sign and send transaction"""
         pass