diff --git a/amazon_kclpy/messages.py b/amazon_kclpy/messages.py
index d8e942b..28efb78 100644
--- a/amazon_kclpy/messages.py
+++ b/amazon_kclpy/messages.py
@@ -368,4 +368,7 @@ def data(self):
 
     def get(self, field):
         return self._json_dict[field]
+    
+    def __getitem__(self, field):
+        return self.get(field)