diff --git a/examples/call/contracts/Connected.sol b/examples/call/contracts/Connected.sol
index 904018d..6918349 100644
--- a/examples/call/contracts/Connected.sol
+++ b/examples/call/contracts/Connected.sol
@@ -19,16 +19,6 @@ contract Connected {
         gateway = GatewayEVM(gatewayAddress);
     }
 
-    function hello(string memory message) external payable {
-        emit HelloEvent("Hello on EVM", message);
-    }
-
-    function onRevert(
-        RevertContext calldata revertContext
-    ) external onlyGateway {
-        emit RevertEvent("Revert on EVM", revertContext);
-    }
-
     function deposit(
         address receiver,
         RevertOptions memory revertOptions
@@ -56,6 +46,10 @@ contract Connected {
         );
     }
 
+    function hello(string memory message) external payable {
+        emit HelloEvent("Hello on EVM", message);
+    }
+
     function onCall(
         MessageContext calldata context,
         bytes calldata message
@@ -65,6 +59,12 @@ contract Connected {
         return "";
     }
 
+    function onRevert(
+        RevertContext calldata revertContext
+    ) external onlyGateway {
+        emit RevertEvent("Revert on EVM", revertContext);
+    }
+
     receive() external payable {}
 
     fallback() external payable {}
diff --git a/examples/call/contracts/Universal.sol b/examples/call/contracts/Universal.sol
index bd37fda..a71e724 100644
--- a/examples/call/contracts/Universal.sol
+++ b/examples/call/contracts/Universal.sol
@@ -22,37 +22,6 @@ contract Universal is UniversalContract {
         gateway = GatewayZEVM(gatewayAddress);
     }
 
-    function onCall(
-        MessageContext calldata context,
-        address zrc20,
-        uint256 amount,
-        bytes calldata message
-    ) external override onlyGateway {
-        string memory name = abi.decode(message, (string));
-        emit HelloEvent("Hello on ZetaChain", name);
-    }
-
-    function onRevert(
-        RevertContext calldata revertContext
-    ) external onlyGateway {
-        emit RevertEvent("Revert on ZetaChain", revertContext);
-    }
-
-    function call(
-        bytes memory receiver,
-        address zrc20,
-        bytes calldata message,
-        uint256 gasLimit,
-        RevertOptions memory revertOptions
-    ) external {
-        (, uint256 gasFee) = IZRC20(zrc20).withdrawGasFeeWithGasLimit(gasLimit);
-        if (!IZRC20(zrc20).transferFrom(msg.sender, address(this), gasFee))
-            revert TransferFailed();
-        IZRC20(zrc20).approve(address(gateway), gasFee);
-        CallOptions memory callOptions = CallOptions(gasLimit, true);
-        gateway.call(receiver, zrc20, message, callOptions, revertOptions);
-    }
-
     function withdraw(
         bytes memory receiver,
         uint256 amount,
@@ -77,16 +46,32 @@ contract Universal is UniversalContract {
         gateway.withdraw(receiver, amount, zrc20, revertOptions);
     }
 
+    function call(
+        bytes memory receiver,
+        address zrc20,
+        bytes calldata message,
+        CallOptions memory callOptions,
+        RevertOptions memory revertOptions
+    ) external {
+        (, uint256 gasFee) = IZRC20(zrc20).withdrawGasFeeWithGasLimit(
+            callOptions.gasLimit
+        );
+        if (!IZRC20(zrc20).transferFrom(msg.sender, address(this), gasFee))
+            revert TransferFailed();
+        IZRC20(zrc20).approve(address(gateway), gasFee);
+        gateway.call(receiver, zrc20, message, callOptions, revertOptions);
+    }
+
     function withdrawAndCall(
         bytes memory receiver,
         uint256 amount,
         address zrc20,
         bytes calldata message,
-        uint256 gasLimit,
+        CallOptions memory callOptions,
         RevertOptions memory revertOptions
     ) external {
         (address gasZRC20, uint256 gasFee) = IZRC20(zrc20)
-            .withdrawGasFeeWithGasLimit(gasLimit);
+            .withdrawGasFeeWithGasLimit(callOptions.gasLimit);
         uint256 target = zrc20 == gasZRC20 ? amount + gasFee : amount;
         if (!IZRC20(zrc20).transferFrom(msg.sender, address(this), target))
             revert TransferFailed();
@@ -101,7 +86,6 @@ contract Universal is UniversalContract {
             ) revert TransferFailed();
             IZRC20(gasZRC20).approve(address(gateway), gasFee);
         }
-        CallOptions memory callOptions = CallOptions(gasLimit, false);
         gateway.withdrawAndCall(
             receiver,
             amount,
@@ -111,4 +95,20 @@ contract Universal is UniversalContract {
             revertOptions
         );
     }
+
+    function onCall(
+        MessageContext calldata context,
+        address zrc20,
+        uint256 amount,
+        bytes calldata message
+    ) external override onlyGateway {
+        string memory name = abi.decode(message, (string));
+        emit HelloEvent("Hello on ZetaChain", name);
+    }
+
+    function onRevert(
+        RevertContext calldata revertContext
+    ) external onlyGateway {
+        emit RevertEvent("Revert on ZetaChain", revertContext);
+    }
 }
diff --git a/examples/call/scripts/test.sh b/examples/call/scripts/test.sh
index 6d5728c..8fa6d32 100755
--- a/examples/call/scripts/test.sh
+++ b/examples/call/scripts/test.sh
@@ -70,6 +70,17 @@ npx hardhat universal-withdraw-and-call \
   --function "hello(string)" \
   --amount 1 \
   --network localhost \
+  --call-options-is-arbitrary-call \
+  --types '["string"]' hello
+
+npx hardhat localnet-check
+
+npx hardhat universal-withdraw-and-call \
+  --contract "$CONTRACT_ZETACHAIN" \
+  --receiver "$CONTRACT_ETHEREUM" \
+  --zrc20 "$ZRC20_ETHEREUM" \
+  --amount 1 \
+  --network localhost \
   --types '["string"]' hello
 
 npx hardhat localnet-check
diff --git a/examples/call/tasks/universalCall.ts b/examples/call/tasks/universalCall.ts
index 4e7b04f..315c791 100644
--- a/examples/call/tasks/universalCall.ts
+++ b/examples/call/tasks/universalCall.ts
@@ -11,6 +11,11 @@ const main = async (args: any, hre: HardhatRuntimeEnvironment) => {
     gasLimit: args.txOptionsGasLimit,
   };
 
+  const callOptions = {
+    isArbitraryCall: args.callOptionsIsArbitraryCall,
+    gasLimit: args.callOptionsGasLimit,
+  };
+
   const revertOptions = {
     abortAddress: "0x0000000000000000000000000000000000000000", // not used
     callOnRevert: args.callOnRevert,
@@ -69,7 +74,7 @@ const main = async (args: any, hre: HardhatRuntimeEnvironment) => {
     ethers.utils.hexlify(args.receiver),
     args.zrc20,
     message,
-    gasLimit,
+    callOptions,
     revertOptions,
     txOptions
   );
@@ -114,6 +119,13 @@ task(
     7000000,
     types.int
   )
+  .addFlag("callOptionsIsArbitraryCall", "Call any function")
+  .addOptionalParam(
+    "callOptionsGasLimit",
+    "The gas limit for the call",
+    7000000,
+    types.int
+  )
   .addParam("function", `Function to call (example: "hello(string)")`)
   .addParam("name", "The name of the contract", "Universal")
   .addParam("types", `The types of the parameters (example: '["string"]')`)
diff --git a/examples/call/tasks/universalWithdrawAndCall.ts b/examples/call/tasks/universalWithdrawAndCall.ts
index f1cafd3..d23d4ed 100644
--- a/examples/call/tasks/universalWithdrawAndCall.ts
+++ b/examples/call/tasks/universalWithdrawAndCall.ts
@@ -6,11 +6,24 @@ const main = async (args: any, hre: HardhatRuntimeEnvironment) => {
   const { ethers } = hre;
   const [signer] = await ethers.getSigners();
 
+  if (args.callOptionsIsArbitraryCall && !args.function) {
+    throw new Error("Function is required for arbitrary calls");
+  }
+
+  if (!args.callOptionsIsArbitraryCall && args.function) {
+    throw new Error("Function is not allowed for non-arbitrary calls");
+  }
+
   const txOptions = {
     gasPrice: args.txOptionsGasPrice,
     gasLimit: args.txOptionsGasLimit,
   };
 
+  const callOptions = {
+    isArbitraryCall: args.callOptionsIsArbitraryCall,
+    gasLimit: args.callOptionsGasLimit,
+  };
+
   const revertOptions = {
     abortAddress: "0x0000000000000000000000000000000000000000", // not used
     callOnRevert: args.callOnRevert,
@@ -21,8 +34,6 @@ const main = async (args: any, hre: HardhatRuntimeEnvironment) => {
     ),
   };
 
-  const functionSignature = ethers.utils.id(args.function).slice(0, 10);
-
   const types = JSON.parse(args.types);
 
   if (types.length !== args.values.length) {
@@ -51,9 +62,16 @@ const main = async (args: any, hre: HardhatRuntimeEnvironment) => {
     valuesArray
   );
 
-  const message = ethers.utils.hexlify(
-    ethers.utils.concat([functionSignature, encodedParameters])
-  );
+  let message;
+
+  if (args.isArbitraryCall) {
+    let functionSignature = ethers.utils.id(args.function).slice(0, 10);
+    message = ethers.utils.hexlify(
+      ethers.utils.concat([functionSignature, encodedParameters])
+    );
+  } else {
+    message = encodedParameters;
+  }
 
   const gasLimit = hre.ethers.BigNumber.from(args.txOptionsGasLimit);
 
@@ -86,7 +104,7 @@ const main = async (args: any, hre: HardhatRuntimeEnvironment) => {
     amount,
     args.zrc20,
     message,
-    gasLimit,
+    callOptions,
     revertOptions,
     txOptions
   );
@@ -132,7 +150,14 @@ task(
     7000000,
     types.int
   )
-  .addParam("function", `Function to call (example: "hello(string)")`)
+  .addFlag("callOptionsIsArbitraryCall", "Call any function")
+  .addOptionalParam(
+    "callOptionsGasLimit",
+    "The gas limit for the call",
+    7000000,
+    types.int
+  )
+  .addOptionalParam("function", `Function to call (example: "hello(string)")`)
   .addParam("name", "The name of the contract", "Universal")
   .addParam("amount", "Amount of ZRC-20 to withdraw")
   .addParam("types", `The types of the parameters (example: '["string"]')`)