fix: typing for cs

Author: ChiragAgg5k

templates/dotnet/Package/Exception.cs.twig

@@ -2,6 +2,14 @@ using System;
 
 namespace {{spec.title | caseUcfirst}}
 {
+    public class Response
+    {
+        public string Message { get; set; }
+        public int Code { get; set; }
+        public string Type { get; set; }
+        public string Version { get; set; }
+    }
+
     public class {{spec.title | caseUcfirst}}Exception : Exception
     {
         public int? Code { get; set; }
@@ -16,7 +24,7 @@ namespace {{spec.title | caseUcfirst}}
         {
             this.Code = code;
             this.Type = type;
-            this.Response = response;
+            this.Response = response is string or Response ? response : null;
         }
         public {{spec.title | caseUcfirst}}Exception(string message, Exception inner)
         : base(message, inner)

templates/kotlin/src/main/kotlin/io/appwrite/Client.kt.twig

@@ -535,7 +535,7 @@ class Client @JvmOverloads constructor(
                             map["message"] as? String ?: "",
                             (map["code"] as Number).toInt(),
                             map["type"] as? String ?: "",
-                            body
+                            map as? ErrorResult.Response ?: ErrorResult.Text("")
                         )
                     } else {
                         {{ spec.title | caseUcfirst }}Exception(body, response.code)