diff --git a/Packages/io.chainsafe.web3-unity/Runtime/Scripts/EVM/Token/Erc1155.cs b/Packages/io.chainsafe.web3-unity/Runtime/Scripts/EVM/Token/Erc1155.cs
index c926dea80..dd9392bef 100644
--- a/Packages/io.chainsafe.web3-unity/Runtime/Scripts/EVM/Token/Erc1155.cs
+++ b/Packages/io.chainsafe.web3-unity/Runtime/Scripts/EVM/Token/Erc1155.cs
@@ -20,12 +20,34 @@ public class Erc1155
         /// <returns></returns>
         public static async Task<BigInteger> BalanceOf(Web3 web3, string contractAddress, string account, string tokenId)
         {
-            var contract = web3.ContractBuilder.Build(Abi, contractAddress);
-            var contractData = await contract.Call(CommonMethod.BalanceOf, new object[]
+            return await BalanceOf(web3, contractAddress, account, new object[]
+            {
+                account,
+                tokenId
+            });
+        }
+        
+        /// <summary>
+        /// Balance of ERC1155 Token
+        /// </summary>
+        /// <param name="web3"></param>
+        /// <param name="contractAddress"></param>
+        /// <param name="account"></param>
+        /// <param name="tokenId"></param>
+        /// <returns></returns>
+        public static async Task<BigInteger> BalanceOf(Web3 web3, string contractAddress, string account, BigInteger tokenId)
+        {
+            return await BalanceOf(web3, contractAddress, account, new object[]
             {
                 account,
                 tokenId
             });
+        }
+        
+        private static async Task<BigInteger> BalanceOf(Web3 web3, string contractAddress, string account, object[] parameters)
+        {
+            var contract = web3.ContractBuilder.Build(Abi, contractAddress);
+            var contractData = await contract.Call(CommonMethod.BalanceOf, parameters);
             return BigInteger.Parse(contractData[0].ToString());
         }
 
diff --git a/Packages/io.chainsafe.web3-unity/Runtime/Scripts/EVM/Token/Erc721.cs b/Packages/io.chainsafe.web3-unity/Runtime/Scripts/EVM/Token/Erc721.cs
index b3a09d4bd..800b709c4 100644
--- a/Packages/io.chainsafe.web3-unity/Runtime/Scripts/EVM/Token/Erc721.cs
+++ b/Packages/io.chainsafe.web3-unity/Runtime/Scripts/EVM/Token/Erc721.cs
@@ -1,4 +1,5 @@
 using System.Collections.Generic;
+using System.Numerics;
 using System.Threading.Tasks;
 using ChainSafe.Gaming.Web3;
 using Newtonsoft.Json;
@@ -36,13 +37,28 @@ public static async Task<int> BalanceOf(Web3 web3, string contractAddress, strin
         /// <param name="tokenId"></param>
         /// <returns></returns>
         public static async Task<string> OwnerOf(Web3 web3, string contractAddress, string tokenId)
+        {
+            return await OwnerOf(web3, contractAddress, new object[] { tokenId, });
+        }
+        
+        /// <summary>
+        /// Owner Of ERC721 Token
+        /// </summary>
+        /// <param name="web3"></param>
+        /// <param name="contractAddress"></param>
+        /// <param name="tokenId"></param>
+        /// <returns></returns>
+        public static async Task<string> OwnerOf(Web3 web3, string contractAddress, BigInteger tokenId)
+        {
+            return await OwnerOf(web3, contractAddress, new object[] { tokenId, });
+        }
+        
+        private static async Task<string> OwnerOf(Web3 web3, string contractAddress, object[] parameters)
         {
             var method = CommonMethod.OwnerOf;
             var contract = web3.ContractBuilder.Build(_abi, contractAddress);
-            var contractData = await contract.Call(method, new object[]
-            {
-                tokenId
-            });
+
+            var contractData = await contract.Call(method, parameters);
             return contractData[0].ToString();
         }
 
@@ -64,10 +80,12 @@ public static async Task<List<string>> OwnerOfBatch(
             // build array of args
             var obj = new string[tokenIds.Length][];
             for (var i = 0; i < tokenIds.Length; i++)
+            {
                 obj[i] = new[]
                 {
                     tokenIds[i]
                 };
+            }
             var args = JsonConvert.SerializeObject(obj);
             var response = await Remote.CSServer.Multicall(web3, web3.ChainConfig.ChainId, web3.ChainConfig.Network,
                 contractAddress, _abi, method, args, multicall, web3.ChainConfig.Rpc);
diff --git a/Packages/io.chainsafe.web3-unity/Runtime/Scripts/Samples/Erc1155Sample.cs b/Packages/io.chainsafe.web3-unity/Runtime/Scripts/Samples/Erc1155Sample.cs
index 4f033c43e..bf0cef1bd 100644
--- a/Packages/io.chainsafe.web3-unity/Runtime/Scripts/Samples/Erc1155Sample.cs
+++ b/Packages/io.chainsafe.web3-unity/Runtime/Scripts/Samples/Erc1155Sample.cs
@@ -31,6 +31,11 @@ public async Task<BigInteger> BalanceOf(string contract, string account, string
         {
             return await Erc1155.BalanceOf(web3, contract, account, tokenId);
         }
+        
+        public async Task<BigInteger> BalanceOf(string contract, string account, BigInteger tokenId)
+        {
+            return await Erc1155.BalanceOf(web3, contract, account, tokenId);
+        }
 
         public async Task<List<BigInteger>> BalanceOfBatch(string contract, string[] accounts, string[] tokenIds)
         {
diff --git a/Packages/io.chainsafe.web3-unity/Runtime/Scripts/Samples/Erc721Sample.cs b/Packages/io.chainsafe.web3-unity/Runtime/Scripts/Samples/Erc721Sample.cs
index b3f2a6dcf..5ef59c02a 100644
--- a/Packages/io.chainsafe.web3-unity/Runtime/Scripts/Samples/Erc721Sample.cs
+++ b/Packages/io.chainsafe.web3-unity/Runtime/Scripts/Samples/Erc721Sample.cs
@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Numerics;
 using System.Threading.Tasks;
 using ChainSafe.Gaming.Web3;
 using Scripts.EVM.Remote;
@@ -25,6 +26,11 @@ public async Task<string> OwnerOf(string contractAddress, string tokenId)
         {
             return await Erc721.OwnerOf(web3, contractAddress, tokenId);
         }
+        
+        public async Task<string> OwnerOf(string contractAddress, BigInteger tokenId)
+        {
+            return await Erc721.OwnerOf(web3, contractAddress, tokenId);
+        }
 
         public async Task<List<string>> OwnerOfBatch(string contractAddress, string[] tokenIds, string multicall = "")
         {
diff --git a/Packages/io.chainsafe.web3-unity/Samples~/Web3.Unity/Scripts/Scenes/SampleMain/Erc1155/Erc1155BalanceOfBehaviour.cs b/Packages/io.chainsafe.web3-unity/Samples~/Web3.Unity/Scripts/Scenes/SampleMain/Erc1155/Erc1155BalanceOfBehaviour.cs
index 5e9a7d02e..a6f9a67d0 100644
--- a/Packages/io.chainsafe.web3-unity/Samples~/Web3.Unity/Scripts/Scenes/SampleMain/Erc1155/Erc1155BalanceOfBehaviour.cs
+++ b/Packages/io.chainsafe.web3-unity/Samples~/Web3.Unity/Scripts/Scenes/SampleMain/Erc1155/Erc1155BalanceOfBehaviour.cs
@@ -1,4 +1,5 @@
-using System.Threading.Tasks;
+using System.Numerics;
+using System.Threading.Tasks;
 using ChainSafe.Gaming.UnityPackage;
 using Web3Unity.Scripts.Prefabs;
 
@@ -20,7 +21,8 @@ protected override void Awake()
 
         protected override async Task ExecuteSample()
         {
-            var balance = await logic.BalanceOf(contractAddress, account, tokenId);
+            var balance = tokenId.StartsWith("0x") ? 
+                await logic.BalanceOf(contractAddress, account, tokenId) : await logic.BalanceOf(contractAddress, account, BigInteger.Parse(tokenId));
             SampleOutputUtil.PrintResult(balance.ToString(), nameof(Erc1155Sample), nameof(Erc1155Sample.BalanceOf));
         }
     }
diff --git a/Packages/io.chainsafe.web3-unity/Samples~/Web3.Unity/Scripts/Scenes/SampleMain/Erc721/Erc721OwnerOfBatchBehaviour.cs b/Packages/io.chainsafe.web3-unity/Samples~/Web3.Unity/Scripts/Scenes/SampleMain/Erc721/Erc721OwnerOfBatchBehaviour.cs
index c8cf3f325..f6abeaa3b 100644
--- a/Packages/io.chainsafe.web3-unity/Samples~/Web3.Unity/Scripts/Scenes/SampleMain/Erc721/Erc721OwnerOfBatchBehaviour.cs
+++ b/Packages/io.chainsafe.web3-unity/Samples~/Web3.Unity/Scripts/Scenes/SampleMain/Erc721/Erc721OwnerOfBatchBehaviour.cs
@@ -9,7 +9,7 @@ namespace Samples.Behaviours.Erc721
     public class Erc721OwnerOfBatchBehaviour : SampleBehaviour
     {
         public string contractAddress = "0x47381c5c948254e6e0E324F1AA54b7B24104D92D";
-        public List<string> tokenIds = new() { "33", "29" };
+        public string[] tokenIds = { "33", "29" };
 
         [Header("Optional")]
         // optional: multicall contract https://github.com/makerdao/multicall
@@ -25,7 +25,7 @@ protected override void Awake()
 
         protected override async Task ExecuteSample()
         {
-            var owners = await logic.OwnerOfBatch(contractAddress, tokenIds.ToArray(), multicall);
+            var owners = await logic.OwnerOfBatch(contractAddress, tokenIds, multicall);
             var ownersString = $"{owners.Count} owner(s):\n" + string.Join(",\n", owners);
             SampleOutputUtil.PrintResult(ownersString, nameof(Erc721Sample), nameof(Erc721Sample.OwnerOfBatch));
         }
diff --git a/Packages/io.chainsafe.web3-unity/Samples~/Web3.Unity/Scripts/Scenes/SampleMain/Erc721/Erc721OwnerOfBehaviour.cs b/Packages/io.chainsafe.web3-unity/Samples~/Web3.Unity/Scripts/Scenes/SampleMain/Erc721/Erc721OwnerOfBehaviour.cs
index 9628aacb7..9346a12f0 100644
--- a/Packages/io.chainsafe.web3-unity/Samples~/Web3.Unity/Scripts/Scenes/SampleMain/Erc721/Erc721OwnerOfBehaviour.cs
+++ b/Packages/io.chainsafe.web3-unity/Samples~/Web3.Unity/Scripts/Scenes/SampleMain/Erc721/Erc721OwnerOfBehaviour.cs
@@ -1,4 +1,5 @@
-using System.Threading.Tasks;
+using System.Numerics;
+using System.Threading.Tasks;
 using ChainSafe.Gaming.UnityPackage;
 using Web3Unity.Scripts.Prefabs;
 
@@ -19,7 +20,9 @@ protected override void Awake()
 
         protected override async Task ExecuteSample()
         {
-            var owner = await logic.OwnerOf(contractAddress, tokenId);
+            // check if tokenId is int or hex string
+            var owner = tokenId.StartsWith("0x") ? 
+                await logic.OwnerOf(contractAddress, tokenId) : await logic.OwnerOf(contractAddress, BigInteger.Parse(tokenId));
             SampleOutputUtil.PrintResult(owner, nameof(Erc721Sample), nameof(Erc721Sample.OwnerOf));
         }
     }
diff --git a/Packages/io.chainsafe.web3-unity/Samples~/Web3.Unity/Scripts/Scenes/SampleNftTexture/LoadScene.cs b/Packages/io.chainsafe.web3-unity/Samples~/Web3.Unity/Scripts/Scenes/SampleNftTexture/LoadScene.cs
index fd1b1b79c..912f02a29 100644
--- a/Packages/io.chainsafe.web3-unity/Samples~/Web3.Unity/Scripts/Scenes/SampleNftTexture/LoadScene.cs
+++ b/Packages/io.chainsafe.web3-unity/Samples~/Web3.Unity/Scripts/Scenes/SampleNftTexture/LoadScene.cs
@@ -7,7 +7,7 @@ public class LoadScene : MonoBehaviour
     {
         public void Load()
         {
-            SceneManager.LoadScene(Login.LoginSceneIndex);
+            SceneManager.LoadScene("SampleImportNftTexture");
         }
     }
 }
\ No newline at end of file
diff --git a/src/UnitySampleProject/Assets/Samples/web3.unity SDK/2.5.0/Web3.Unity Samples/Scripts/Scenes/SampleMain/Erc1155/Erc1155BalanceOfBehaviour.cs b/src/UnitySampleProject/Assets/Samples/web3.unity SDK/2.5.0/Web3.Unity Samples/Scripts/Scenes/SampleMain/Erc1155/Erc1155BalanceOfBehaviour.cs
index 5e9a7d02e..a6f9a67d0 100644
--- a/src/UnitySampleProject/Assets/Samples/web3.unity SDK/2.5.0/Web3.Unity Samples/Scripts/Scenes/SampleMain/Erc1155/Erc1155BalanceOfBehaviour.cs	
+++ b/src/UnitySampleProject/Assets/Samples/web3.unity SDK/2.5.0/Web3.Unity Samples/Scripts/Scenes/SampleMain/Erc1155/Erc1155BalanceOfBehaviour.cs	
@@ -1,4 +1,5 @@
-using System.Threading.Tasks;
+using System.Numerics;
+using System.Threading.Tasks;
 using ChainSafe.Gaming.UnityPackage;
 using Web3Unity.Scripts.Prefabs;
 
@@ -20,7 +21,8 @@ protected override void Awake()
 
         protected override async Task ExecuteSample()
         {
-            var balance = await logic.BalanceOf(contractAddress, account, tokenId);
+            var balance = tokenId.StartsWith("0x") ? 
+                await logic.BalanceOf(contractAddress, account, tokenId) : await logic.BalanceOf(contractAddress, account, BigInteger.Parse(tokenId));
             SampleOutputUtil.PrintResult(balance.ToString(), nameof(Erc1155Sample), nameof(Erc1155Sample.BalanceOf));
         }
     }
diff --git a/src/UnitySampleProject/Assets/Samples/web3.unity SDK/2.5.0/Web3.Unity Samples/Scripts/Scenes/SampleMain/Erc721/Erc721OwnerOfBatchBehaviour.cs b/src/UnitySampleProject/Assets/Samples/web3.unity SDK/2.5.0/Web3.Unity Samples/Scripts/Scenes/SampleMain/Erc721/Erc721OwnerOfBatchBehaviour.cs
index c8cf3f325..f6abeaa3b 100644
--- a/src/UnitySampleProject/Assets/Samples/web3.unity SDK/2.5.0/Web3.Unity Samples/Scripts/Scenes/SampleMain/Erc721/Erc721OwnerOfBatchBehaviour.cs	
+++ b/src/UnitySampleProject/Assets/Samples/web3.unity SDK/2.5.0/Web3.Unity Samples/Scripts/Scenes/SampleMain/Erc721/Erc721OwnerOfBatchBehaviour.cs	
@@ -9,7 +9,7 @@ namespace Samples.Behaviours.Erc721
     public class Erc721OwnerOfBatchBehaviour : SampleBehaviour
     {
         public string contractAddress = "0x47381c5c948254e6e0E324F1AA54b7B24104D92D";
-        public List<string> tokenIds = new() { "33", "29" };
+        public string[] tokenIds = { "33", "29" };
 
         [Header("Optional")]
         // optional: multicall contract https://github.com/makerdao/multicall
@@ -25,7 +25,7 @@ protected override void Awake()
 
         protected override async Task ExecuteSample()
         {
-            var owners = await logic.OwnerOfBatch(contractAddress, tokenIds.ToArray(), multicall);
+            var owners = await logic.OwnerOfBatch(contractAddress, tokenIds, multicall);
             var ownersString = $"{owners.Count} owner(s):\n" + string.Join(",\n", owners);
             SampleOutputUtil.PrintResult(ownersString, nameof(Erc721Sample), nameof(Erc721Sample.OwnerOfBatch));
         }
diff --git a/src/UnitySampleProject/Assets/Samples/web3.unity SDK/2.5.0/Web3.Unity Samples/Scripts/Scenes/SampleMain/Erc721/Erc721OwnerOfBehaviour.cs b/src/UnitySampleProject/Assets/Samples/web3.unity SDK/2.5.0/Web3.Unity Samples/Scripts/Scenes/SampleMain/Erc721/Erc721OwnerOfBehaviour.cs
index 9628aacb7..9346a12f0 100644
--- a/src/UnitySampleProject/Assets/Samples/web3.unity SDK/2.5.0/Web3.Unity Samples/Scripts/Scenes/SampleMain/Erc721/Erc721OwnerOfBehaviour.cs	
+++ b/src/UnitySampleProject/Assets/Samples/web3.unity SDK/2.5.0/Web3.Unity Samples/Scripts/Scenes/SampleMain/Erc721/Erc721OwnerOfBehaviour.cs	
@@ -1,4 +1,5 @@
-using System.Threading.Tasks;
+using System.Numerics;
+using System.Threading.Tasks;
 using ChainSafe.Gaming.UnityPackage;
 using Web3Unity.Scripts.Prefabs;
 
@@ -19,7 +20,9 @@ protected override void Awake()
 
         protected override async Task ExecuteSample()
         {
-            var owner = await logic.OwnerOf(contractAddress, tokenId);
+            // check if tokenId is int or hex string
+            var owner = tokenId.StartsWith("0x") ? 
+                await logic.OwnerOf(contractAddress, tokenId) : await logic.OwnerOf(contractAddress, BigInteger.Parse(tokenId));
             SampleOutputUtil.PrintResult(owner, nameof(Erc721Sample), nameof(Erc721Sample.OwnerOf));
         }
     }
diff --git a/src/UnitySampleProject/Assets/Samples/web3.unity SDK/2.5.0/Web3.Unity Samples/Scripts/Scenes/SampleNftTexture/LoadScene.cs b/src/UnitySampleProject/Assets/Samples/web3.unity SDK/2.5.0/Web3.Unity Samples/Scripts/Scenes/SampleNftTexture/LoadScene.cs
index fd1b1b79c..912f02a29 100644
--- a/src/UnitySampleProject/Assets/Samples/web3.unity SDK/2.5.0/Web3.Unity Samples/Scripts/Scenes/SampleNftTexture/LoadScene.cs	
+++ b/src/UnitySampleProject/Assets/Samples/web3.unity SDK/2.5.0/Web3.Unity Samples/Scripts/Scenes/SampleNftTexture/LoadScene.cs	
@@ -7,7 +7,7 @@ public class LoadScene : MonoBehaviour
     {
         public void Load()
         {
-            SceneManager.LoadScene(Login.LoginSceneIndex);
+            SceneManager.LoadScene("SampleImportNftTexture");
         }
     }
 }
\ No newline at end of file