diff --git a/smart_kit/message/smartapp_to_message.py b/smart_kit/message/smartapp_to_message.py
index b777de94..3ab1a35d 100644
--- a/smart_kit/message/smartapp_to_message.py
+++ b/smart_kit/message/smartapp_to_message.py
@@ -1,8 +1,9 @@
 from functools import cached_property
-from typing import Iterable
+from typing import Iterable, Optional, List
 import json
 from copy import copy
 
+from core.basic_models.actions.command import Command
 from core.utils.masking_message import masking
 from core.message.msg_validator import MessageValidator
 from smart_kit.request.kafka_request import SmartKitKafkaRequest
@@ -13,8 +14,9 @@ class SmartAppToMessage:
     ROOT_NODES_KEY = "root_nodes"
     PAYLOAD = "payload"
 
-    def __init__(self, command, message, request: SmartKitKafkaRequest, forward_fields=None, masking_fields=None,
-                 validators: Iterable[MessageValidator] = (), **kwargs):
+    def __init__(self, command: Command, message, request: SmartKitKafkaRequest,
+                 forward_fields=None, masking_fields=None, validators: Iterable[MessageValidator] = (),
+                 masking_white_list: Optional[List[str]] = None, **kwargs):
         root_nodes = command.payload.pop(self.ROOT_NODES_KEY, None)
         self.command = command
         self.root_nodes = root_nodes or {}
@@ -22,6 +24,7 @@ def __init__(self, command, message, request: SmartKitKafkaRequest, forward_fiel
         self.request = request
         self.forward_fields = forward_fields or ()
         self.masking_fields = masking_fields
+        self.masking_white_list = masking_white_list
         self.validators = validators
         self._kwargs = kwargs