diff --git a/FruitBank.Common.Server/Services/SignalRs/DevAdminSignalRhub.cs b/FruitBank.Common.Server/Services/SignalRs/DevAdminSignalRhub.cs
index 22136b0..db88167 100644
--- a/FruitBank.Common.Server/Services/SignalRs/DevAdminSignalRhub.cs
+++ b/FruitBank.Common.Server/Services/SignalRs/DevAdminSignalRhub.cs
@@ -1,4 +1,5 @@
-using AyCode.Core.Loggers;
+using AyCode.Core.Extensions;
+using AyCode.Core.Loggers;
 using AyCode.Models.Server.DynamicMethods;
 using AyCode.Services.SignalRs;
 using FruitBank.Common.Interfaces;
@@ -32,6 +33,9 @@ public class DevAdminSignalRHub : AcWebSignalRHubWithSessionBase<SignalRTags, Lo
         ICustomOrderSignalREndpointServer customOrderSignalREndpoint, IStockSignalREndpointServer stockSignalREndpointServer, IEnumerable<IAcLogWriterBase> logWriters)
         : base(configuration, new Logger<DevAdminSignalRHub>(logWriters.ToArray()))
     {
+        SerializerOptions = new AcBinarySerializerOptions();
+        //SerializerOptions = new AcJsonSerializerOptions();
+
         DynamicMethodCallModels.Add(new AcDynamicMethodCallModel<SignalRAttribute>(fruitBankDataController));
         DynamicMethodCallModels.Add(new AcDynamicMethodCallModel<SignalRAttribute>(customOrderSignalREndpoint));
         DynamicMethodCallModels.Add(new AcDynamicMethodCallModel<SignalRAttribute>(stockSignalREndpointServer));