data may not have 'is_geoblocked_for_viewer'

million/model/message.py

@@ -7,4 +7,4 @@ class Message(BaseModel):
     sender_name: str
     timestamp_ms: int
     content: Optional[str] = None
-    is_geoblocked_for_viewer: bool
+    is_geoblocked_for_viewer: Optional[bool] = None