class MainActivity {
	private lateinit var backstack: BackstackType

	override fun onNewIntent(intent: Intent) {
        super.onNewIntent(intent)
        val deeplink = resolveIntent(intent)
        applyDeeplink(backstack, deeplink)
    }

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
    	setContent {
    		backStack = rememberNavBackStack2<SubscriberNavKey>(MainKey)
    		NavDisplay bla bla(backstack)
    	}
    }
}