diff --git a/SlnMesnac.RfidUpload.Analysis/InstructionAdapter.cs b/SlnMesnac.RfidUpload.Analysis/InstructionAdapter.cs
index 2d037d9..ae8b616 100644
--- a/SlnMesnac.RfidUpload.Analysis/InstructionAdapter.cs
+++ b/SlnMesnac.RfidUpload.Analysis/InstructionAdapter.cs
@@ -16,13 +16,8 @@ namespace SlnMesnac.RfidUpload.Analysis
         #region 单例实现
         private static readonly Lazy<InstructionAdapter> _lazy = new Lazy<InstructionAdapter>(() => new InstructionAdapter());
 
-        public static InstructionAdapter Instance
-        {
-            get
-            {
-                return _lazy.Value;
-            }
-        }
+        public static InstructionAdapter Instance => _lazy.Value;
+
         #endregion
 
         private InstructionAdapter() { }
diff --git a/SlnMesnac.RfidUpload.Model/apiParam/CsbResult.cs b/SlnMesnac.RfidUpload.Model/apiParam/CsbResult.cs
index d76d2e3..aadd2bf 100644
--- a/SlnMesnac.RfidUpload.Model/apiParam/CsbResult.cs
+++ b/SlnMesnac.RfidUpload.Model/apiParam/CsbResult.cs
@@ -43,7 +43,7 @@ namespace SlnMesnac.RfidUpload.Model.apiParam
      public List<T> ToObjectList<T>()
      {
          JObject job = JObject.Parse(body);
-         string str = job["retBody"]?["object"]?.ToString();
+         string? str = job["retBody"]?["object"]?.ToString();
          if (!string.IsNullOrEmpty(str))
          {
              List<T> institutionList = JsonConvert.DeserializeObject<List<T>>(str);
@@ -54,7 +54,19 @@ namespace SlnMesnac.RfidUpload.Model.apiParam
          return new List<T>();
      }
 
-     public string body { get; set; }
+       public string body { get; set; }
+
+       public string GetRetBody()
+       {
+           JObject job = JObject.Parse(body);
+           string? str = job["retBody"]?.ToString();
+           if (!string.IsNullOrEmpty(str))
+           {
+               return str;
+           }
+
+           return "";
+       }
 
        public string code { get; set; }
         public string csbCode { get; set; }