diff --git a/source/ChanSort.Loader.GlobalClone/ChanSort.Loader.GlobalClone.csproj b/source/ChanSort.Loader.GlobalClone/ChanSort.Loader.GlobalClone.csproj
index 48cbc29..9fe995f 100644
--- a/source/ChanSort.Loader.GlobalClone/ChanSort.Loader.GlobalClone.csproj
+++ b/source/ChanSort.Loader.GlobalClone/ChanSort.Loader.GlobalClone.csproj
@@ -71,7 +71,8 @@
   </ItemGroup>
   <ItemGroup>
     <Compile Include="GcChannel.cs" />
-    <Compile Include="GcSerializer.cs" />
+    <Compile Include="GcJsonSerializer.cs" />
+    <Compile Include="GcXmlSerializer.cs" />
     <Compile Include="GcSerializerPlugin.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
     <Compile Include="Resources.de.Designer.cs">
diff --git a/source/ChanSort.Loader.GlobalClone/GcJsonSerializer.cs b/source/ChanSort.Loader.GlobalClone/GcJsonSerializer.cs
new file mode 100644
index 0000000..7d41d98
--- /dev/null
+++ b/source/ChanSort.Loader.GlobalClone/GcJsonSerializer.cs
@@ -0,0 +1,35 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using ChanSort.Api;
+//using System.Text.Json;
+
+namespace ChanSort.Loader.GlobalClone
+{
+  internal class GcJsonSerializer : SerializerBase
+  {
+    private string content;
+
+    public GcJsonSerializer(string filename, string jsonContent) : base(filename)
+    {
+      this.content = jsonContent;
+    }
+
+
+    public override void Load()
+    {
+      //var doc = new JsonDocument();
+    }
+
+
+
+    public override void Save(string tvOutputFile)
+    {
+      
+    }
+  }
+
+}
diff --git a/source/ChanSort.Loader.GlobalClone/GcSerializerPlugin.cs b/source/ChanSort.Loader.GlobalClone/GcSerializerPlugin.cs
index f4ddab5..62eedf5 100644
--- a/source/ChanSort.Loader.GlobalClone/GcSerializerPlugin.cs
+++ b/source/ChanSort.Loader.GlobalClone/GcSerializerPlugin.cs
@@ -1,4 +1,6 @@
-using ChanSort.Api;
+using System.IO;
+using System.Text;
+using ChanSort.Api;
 
 namespace ChanSort.Loader.GlobalClone
 {
@@ -10,7 +12,18 @@ namespace ChanSort.Loader.GlobalClone
 
     public SerializerBase CreateSerializer(string inputFile)
     {
-      return new GcSerializer(inputFile);
+      // files with <TLLDATA><ModelInfo><CloneVersion><MajorVersion>200</MajorVersion> .... contain all the actual channel data in JSON format inside a <legacybroadcast> element
+      var content = File.ReadAllText(inputFile, Encoding.UTF8);
+      var startTag = "<legacybroadcast>";
+      var start = content.IndexOf(startTag);
+      if (start >= 0)
+      {
+        var end = content.IndexOf("</legacybroadcast>", start);
+        var json = content.Substring(start + startTag.Length, end - start - startTag.Length);
+        return new GcJsonSerializer(inputFile, content);
+      }
+
+      return new GcXmlSerializer(inputFile);
     }
   }
 }
diff --git a/source/ChanSort.Loader.GlobalClone/GcSerializer.cs b/source/ChanSort.Loader.GlobalClone/GcXmlSerializer.cs
similarity index 99%
rename from source/ChanSort.Loader.GlobalClone/GcSerializer.cs
rename to source/ChanSort.Loader.GlobalClone/GcXmlSerializer.cs
index e9f0fad..8c9432c 100644
--- a/source/ChanSort.Loader.GlobalClone/GcSerializer.cs
+++ b/source/ChanSort.Loader.GlobalClone/GcXmlSerializer.cs
@@ -8,7 +8,7 @@ using ChanSort.Api;
 
 namespace ChanSort.Loader.GlobalClone
 {
-  class GcSerializer : SerializerBase
+  class GcXmlSerializer : SerializerBase
   {
     private readonly ChannelList atvChannels = new ChannelList(SignalSource.AnalogCT, "Analog");
     private readonly ChannelList dtvTvChannels = new ChannelList(SignalSource.DvbCT | SignalSource.TvAndData, "DTV");
@@ -22,7 +22,7 @@ namespace ChanSort.Loader.GlobalClone
     private bool usesBinaryDataInUtf8Envelope = false;
 
     #region ctor()
-    public GcSerializer(string inputFile) : base(inputFile)
+    public GcXmlSerializer(string inputFile) : base(inputFile)
     {
       this.Features.ChannelNameEdit = ChannelNameEditMode.All;
       this.Features.DeleteMode = DeleteMode.FlagWithoutPrNr;