diff --git a/Api/Transmittal/DataRequest.cs b/Api/Transmittal/DataRequest.cs
index 0a57d38..c4bbf10 100644
--- a/Api/Transmittal/DataRequest.cs
+++ b/Api/Transmittal/DataRequest.cs
@@ -10,7 +10,17 @@ namespace Milimoe.FunGame.Core.Api.Transmittal
     {
         public RequestResult Result => Worker.Result;
         public string Error => Worker.Error;
-        public object? this[string key] => Worker.ResultData[key];
+        public object? this[string key]
+        {
+            get
+            {
+                return Worker.ResultData[key];
+            }
+            set
+            {
+                AddRequestData(key, value);
+            }
+        }
 
         private readonly Request Worker;
 
@@ -19,9 +29,10 @@ namespace Milimoe.FunGame.Core.Api.Transmittal
             Worker = new(Socket, RequestType);
         }
 
-        public void AddRequestData(string key, object value)
+        public void AddRequestData(string key, object? value)
         {
-            Worker.RequestData.Add(key, value);
+            if (Worker.RequestData.ContainsKey(key)) Worker.RequestData[key] = value;
+            else Worker.RequestData.Add(key, value);
         }
 
         public RequestResult SendRequest()
diff --git a/Library/Common/Network/SocketObject.cs b/Library/Common/Network/SocketObject.cs
index bcb5fe9..c7fcfc7 100644
--- a/Library/Common/Network/SocketObject.cs
+++ b/Library/Common/Network/SocketObject.cs
@@ -47,10 +47,7 @@ namespace Milimoe.FunGame.Core.Library.Common.Network
         /// <exception cref="IndexOutOfArrayLengthException">索引超过数组上限</exception>
         public T? GetParam<T>(int index)
         {
-            if (index >= Parameters.Length) throw new IndexOutOfArrayLengthException();
-            object obj = Parameters[index];
-            T? result = JsonManager.GetObject<T>(obj.ToString() ?? "");
-            return result;
+            return JsonManager.GetObject<T>(this, index);
         }
     }
 }
diff --git a/Service/JsonManager.cs b/Service/JsonManager.cs
index 619dfb9..225b9e7 100644
--- a/Service/JsonManager.cs
+++ b/Service/JsonManager.cs
@@ -1,10 +1,11 @@
 using System.Text.Json;
 using System.Text.Json.Serialization;
 using Milimoe.FunGame.Core.Library.Common.JsonConverter;
+using Milimoe.FunGame.Core.Library.Common.Network;
 
 namespace Milimoe.FunGame.Core.Service
 {
-    public class JsonManager
+    internal class JsonManager
     {
         private static bool _IsFirst = true;
         private readonly static JsonSerializerOptions _GeneralOptions = new()
@@ -46,7 +47,7 @@ namespace Milimoe.FunGame.Core.Service
         /// <typeparam name="T"></typeparam>
         /// <param name="obj"></param>
         /// <returns></returns>
-        public static string GetString<T>(T obj)
+        internal static string GetString<T>(T obj)
         {
             return JsonSerializer.Serialize(obj, GeneralOptions);
         }
@@ -57,7 +58,7 @@ namespace Milimoe.FunGame.Core.Service
         /// <typeparam name="T"></typeparam>
         /// <param name="json"></param>
         /// <returns></returns>
-        public static T? GetObject<T>(string json)
+        internal static T? GetObject<T>(string json)
         {
             return JsonSerializer.Deserialize<T>(json, GeneralOptions);
         }
@@ -67,7 +68,7 @@ namespace Milimoe.FunGame.Core.Service
         /// </summary>
         /// <param name="json"></param>
         /// <returns></returns>
-        public static object? GetObject(string json)
+        internal static object? GetObject(string json)
         {
             return JsonSerializer.Deserialize<object>(json, GeneralOptions);
         }
@@ -79,10 +80,26 @@ namespace Milimoe.FunGame.Core.Service
         /// <typeparam name="T"></typeparam>
         /// <param name="json"></param>
         /// <returns></returns>
-        public static List<T> GetObjects<T>(string json)
+        internal static List<T> GetObjects<T>(string json)
         {
             json = "[" + json.Replace("}{", "},{") + "]"; // 将Json字符串转换为数组
             return JsonSerializer.Deserialize<List<T>>(json, GeneralOptions) ?? new List<T>();
         }
+
+        /// <summary>
+        /// 反序列化SocketObject中索引为index的Json对象
+        /// </summary>
+        /// <typeparam name="T"></typeparam>
+        /// <param name="obj"></param>
+        /// <param name="index"></param>
+        /// <returns></returns>
+        /// <exception cref="IndexOutOfArrayLengthException"></exception>
+        internal static T? GetObject<T>(SocketObject obj, int index)
+        {
+            if (index >= obj.Parameters.Length) throw new IndexOutOfArrayLengthException();
+            JsonElement element = (JsonElement)obj.Parameters[index];
+            T? result = element.Deserialize<T>(GeneralOptions);
+            return result;
+        }
     }
 }