How do I flag some properties in initial state for useImmerReducer as private or with any other modifier

‍♂ Question

How do I flag with modifier some of my properties in initial state for useImmerReducer without getting error. If I delete flag everything works, but I don't want to see some of properties appear in autocomplete while trying to access state from useImmerReducer:

Here is my model for useImmerReducer initial state:

Here is my reducer:

Here is error I am getting:

Environment

Vite React

• Immer version: "immer": "^10.1.1", "react": "^18.3.1", "react-dom": "^18.3.1", "use-immer": "^0.10.0",