🐛 Trying to fix Pass service issues

DysonNetwork.Shared/Data/ByteStringConverter.cs

@@ -0,0 +1,50 @@
+using System;
+using System.Text.Json;
+using System.Text.Json.Serialization;
+using Google.Protobuf;
+
+namespace DysonNetwork.Shared.Data;
+
+public class ByteStringConverter : JsonConverter<ByteString>
+{
+    public override ByteString Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
+    {
+        if (reader.TokenType == JsonTokenType.Null)
+        {
+            return ByteString.Empty;
+        }
+
+        if (reader.TokenType == JsonTokenType.String)
+        {
+            return ByteString.FromBase64(reader.GetString());
+        }
+        
+        //This is a temporary workaround to fix the issue that the old data in the cache is not in base64 format.
+        if (reader.TokenType == JsonTokenType.StartObject)
+        {
+            var value = string.Empty;
+            while (reader.Read())
+            {
+                if (reader.TokenType == JsonTokenType.EndObject)
+                {
+                    return ByteString.CopyFromUtf8(value);
+                }
+
+                if (reader.TokenType == JsonTokenType.PropertyName && reader.GetString() == "$values")
+                {
+                    if (reader.Read() && reader.TokenType == JsonTokenType.String)
+                    {
+                        value = reader.GetString();
+                    }
+                }
+            }
+        }
+
+        throw new JsonException("Expected a string or an object with a '$values' property.");
+    }
+
+    public override void Write(Utf8JsonWriter writer, ByteString value, JsonSerializerOptions options)
+    {
+        writer.WriteStringValue(value.ToBase64());
+    }
+}