diff --git a/AyCode.Blazor.Components/Services/AcSignalRDataSource.cs b/AyCode.Blazor.Components/Services/AcSignalRDataSource.cs
index 6c26b9a..5c4457e 100644
--- a/AyCode.Blazor.Components/Services/AcSignalRDataSource.cs
+++ b/AyCode.Blazor.Components/Services/AcSignalRDataSource.cs
@@ -97,7 +97,7 @@ namespace AyCode.Blazor.Components.Services
         protected List<T> InnerList = []; //TODO: Dictionary??? - J.
         protected readonly ChangeTracking<T> TrackingItems = new();
 
-        public List<Guid>? ContextIds;
+        public object[]? ContextIds;
         public string? FilterText { get; set; }
 
         public AcSignalRClientBase SignalRClient;
@@ -106,9 +106,10 @@ namespace AyCode.Blazor.Components.Services
         public Func<ItemChangedEventArgs<T>, Task>? OnDataSourceItemChanged;
         public Func<Task>? OnDataSourceLoaded;
 
-        public AcSignalRDataSource(AcSignalRClientBase signalRClient, SignalRCrudTags signalRCrudTags, IEnumerable<Guid>? contextIds = null)
+        public AcSignalRDataSource(AcSignalRClientBase signalRClient, SignalRCrudTags signalRCrudTags, object[]? contextIds = null)
         {
-            if (contextIds != null) (ContextIds = new List<Guid>()).AddRange(contextIds);
+            //if (contextIds != null) (ContextIds = new List<object>()).AddRange(contextIds);
+            ContextIds = contextIds;
 
             SignalRCrudTags = signalRCrudTags;
             SignalRClient = signalRClient;
@@ -121,7 +122,7 @@ namespace AyCode.Blazor.Components.Services
         private object[]? GetContextParams()
         {
             var parameters = new List<object>();
-            if (ContextIds != null) parameters.AddRange(ContextIds.Cast<object>());
+            if (ContextIds != null) parameters.AddRange(ContextIds);
             if (FilterText != null) parameters.Add(FilterText); //Az empty string-et beletesszük, h legyen paraméter! - J.
 
             if (parameters.Count == 0) parameters = null;