Fix arrays in signTypedData, add fallback for client chain id failing

Author: 0xFirekeeper

Assets/Thirdweb/Core/Scripts/AccountAbstraction/Core/SmartWallet.cs

@@ -149,8 +149,15 @@ internal async Task<RpcResponseMessage> Request(RpcRequestMessage requestMessage
             }
             else if (requestMessage.Method == "eth_chainId")
             {
-                var chainId = await PersonalWeb3.Eth.ChainId.SendRequestAsync();
-                return new RpcResponseMessage(requestMessage.Id, chainId.HexValue);
+                try
+                {
+                    var chainId = await PersonalWeb3.Eth.ChainId.SendRequestAsync();
+                    return new RpcResponseMessage(requestMessage.Id, chainId.HexValue);
+                }
+                catch
+                {
+                    return new RpcResponseMessage(requestMessage.Id, ThirdwebManager.Instance.SDK.session.CurrentChainData.chainId);
+                }
             }
             else if (requestMessage.Method == "eth_estimateGas")
             {

Assets/Thirdweb/Core/Scripts/Wallet.cs

@@ -431,7 +431,16 @@ public async Task<string> SignTypedDataV4<T, TDomain>(T data, TypedData<TDomain>
 
                 var messageObject = jsonObject.GetValue("message") as JObject;
                 foreach (var property in messageObject.Properties())
-                    property.Value = property.Value.ToString();
+                {
+                    if (property.Value.Type == JTokenType.Array)
+                    {
+                        continue;
+                    }
+                    else
+                    {
+                        property.Value = property.Value.ToString();
+                    }
+                }
 
                 string safeJson = jsonObject.ToString();
                 return await ThirdwebManager.Instance.SDK.session.Request<string>("eth_signTypedData_v4", await GetSignerAddress(), safeJson);