diff --git a/miniapp/config/index.js b/miniapp/config/index.js
index 6bdbd8d..7794e45 100644
--- a/miniapp/config/index.js
+++ b/miniapp/config/index.js
@@ -23,7 +23,7 @@ const ENV = {
 }
 
 // 当前环境 - 开发时使用 development，打包时改为 production
-const CURRENT_ENV = 'production'
+const CURRENT_ENV = 'development'
 
 // 导出配置
 export const config = {
diff --git a/server/src/XiangYi.AppApi/Controllers/ChatController.cs b/server/src/XiangYi.AppApi/Controllers/ChatController.cs
index b6f6062..a375215 100644
--- a/server/src/XiangYi.AppApi/Controllers/ChatController.cs
+++ b/server/src/XiangYi.AppApi/Controllers/ChatController.cs
@@ -255,27 +255,6 @@ public class ChatController : ControllerBase
         var userId = GetCurrentUserId();
         var result = await _chatService.RespondExchangeAsync(userId, request);
         
-        // 通过 SignalR 推送交换响应给请求者
-        // 需要获取原始请求的发送者ID
-        var messages = await _chatService.GetMessagesAsync(userId, new GetMessagesRequest 
-        { 
-            SessionId = 0, // 这里需要从消息中获取
-            PageIndex = 1, 
-            PageSize = 1 
-        });
-        
-        // 简化处理：直接通知所有相关用户
-        var messageResponse = new ChatMessageResponse
-        {
-            MessageId = result.ResultMessageId,
-            MessageType = request.IsAgreed ? 5 : 5, // ExchangeWeChatResult or ExchangePhotoResult
-            Content = request.IsAgreed ? "已同意交换" : "已拒绝交换",
-            ExtraData = result.ExchangedData,
-            IsRead = false,
-            CreateTime = DateTime.Now,
-            IsSelf = false
-        };
-        
         _logger.LogInformation("交换响应已处理: ResultMessageId={ResultMessageId}, IsAgreed={IsAgreed}", 
             result.ResultMessageId, request.IsAgreed);
         
diff --git a/server/src/XiangYi.Application/DTOs/Requests/ChatRequests.cs b/server/src/XiangYi.Application/DTOs/Requests/ChatRequests.cs
index 9ace4a1..73b5226 100644
--- a/server/src/XiangYi.Application/DTOs/Requests/ChatRequests.cs
+++ b/server/src/XiangYi.Application/DTOs/Requests/ChatRequests.cs
@@ -1,3 +1,5 @@
+using System.Text.Json.Serialization;
+
 namespace XiangYi.Application.DTOs.Requests;
 
 /// <summary>
@@ -8,31 +10,37 @@ public class SendMessageRequest
     /// <summary>
     /// 会话ID
     /// </summary>
+    [JsonPropertyName("sessionId")]
     public long SessionId { get; set; }
 
     /// <summary>
     /// 接收者ID
     /// </summary>
+    [JsonPropertyName("receiverId")]
     public long ReceiverId { get; set; }
 
     /// <summary>
     /// 消息类型：1文本 2语音 3图片
     /// </summary>
+    [JsonPropertyName("messageType")]
     public int MessageType { get; set; }
 
     /// <summary>
     /// 消息内容（文本消息）
     /// </summary>
+    [JsonPropertyName("content")]
     public string? Content { get; set; }
 
     /// <summary>
     /// 语音URL（语音消息）
     /// </summary>
+    [JsonPropertyName("voiceUrl")]
     public string? VoiceUrl { get; set; }
 
     /// <summary>
     /// 语音时长（秒）
     /// </summary>
+    [JsonPropertyName("voiceDuration")]
     public int? VoiceDuration { get; set; }
 }
 
@@ -44,11 +52,13 @@ public class ExchangeWeChatRequest
     /// <summary>
     /// 会话ID
     /// </summary>
+    [JsonPropertyName("sessionId")]
     public long SessionId { get; set; }
 
     /// <summary>
     /// 接收者ID
     /// </summary>
+    [JsonPropertyName("receiverId")]
     public long ReceiverId { get; set; }
 }
 
@@ -60,11 +70,13 @@ public class ExchangePhotoRequest
     /// <summary>
     /// 会话ID
     /// </summary>
+    [JsonPropertyName("sessionId")]
     public long SessionId { get; set; }
 
     /// <summary>
     /// 接收者ID
     /// </summary>
+    [JsonPropertyName("receiverId")]
     public long ReceiverId { get; set; }
 }
 
@@ -76,11 +88,13 @@ public class RespondExchangeRequest
     /// <summary>
     /// 原始请求消息ID
     /// </summary>
+    [JsonPropertyName("requestMessageId")]
     public long RequestMessageId { get; set; }
 
     /// <summary>
     /// 是否同意
     /// </summary>
+    [JsonPropertyName("isAgreed")]
     public bool IsAgreed { get; set; }
 }
 
@@ -92,15 +106,18 @@ public class GetMessagesRequest
     /// <summary>
     /// 会话ID
     /// </summary>
+    [JsonPropertyName("sessionId")]
     public long SessionId { get; set; }
 
     /// <summary>
     /// 页码
     /// </summary>
+    [JsonPropertyName("pageIndex")]
     public int PageIndex { get; set; } = 1;
 
     /// <summary>
     /// 每页大小
     /// </summary>
+    [JsonPropertyName("pageSize")]
     public int PageSize { get; set; } = 20;
 }