schema unknown added

bots/messaging_extension_action_preview_bot.py

@@ -19,7 +19,7 @@ from botbuilder.schema.teams import (TaskModuleContinueResponse,
                                      TaskModuleRequest)
 from botbuilder.core.teams import TeamsActivityHandler
 from botframework.connector import Channels
-from marshmallow import EXCLUDE
+from marshmallow import EXCLUDE, INCLUDE
 
 from bots.exceptions import ConversationNotFound
 from config import TaskModuleConfig, AppConfig, CLEANER_CLIENT
@@ -461,7 +461,8 @@ class TeamsMessagingExtensionsActionPreviewBot(TeamsActivityHandler):
                        conversation_id=conversation_id)
             )
             members = await self.adapter.get_conversation_members(turn_context)
-            members = [Account.load(x).aad_object_id for x in members]
+            schema = Account.get_schema(unknown=INCLUDE)
+            members = [schema.load(x) for x in members]
             await turn_context.send_activity(str(members))
             Log.d(TAG, "on_message_activity::help_resp: {}".format(response))
             return