diff --git a/app/Http/Controllers/Modules/BroadcastController.php b/app/Http/Controllers/Modules/BroadcastController.php
index 90ca56e..4fac1eb 100644
--- a/app/Http/Controllers/Modules/BroadcastController.php
+++ b/app/Http/Controllers/Modules/BroadcastController.php
@@ -25,7 +25,7 @@ private function rules(): array
         return [
             'message' => 'required|string|max:255',
             'type' => 'required|in:info,error,warning,success',
-            'data' => 'nullable|json',
+            'data' => 'nullable|array',
         ];
     }