demo.kt

composable(
    route = UserPageDestination.route,
    arguments = UserPageDestination.argumentList
) { backStackEntry ->
    val (userId, isLoggedIn) = UserPageDestination.parseArguments(backStackEntry)
    Box(modifier = Modifier.fillMaxSize()) {
        Column(
            modifier = Modifier.align(Alignment.Center),
            horizontalAlignment = Alignment.CenterHorizontally
        ) {
            Text(text = "This is user page with userId: $userId", textAlign = TextAlign.Center)
            Spacer(modifier = Modifier.height(20.dp))
            Text(text = "Is user logged in $isLoggedIn", textAlign = TextAlign.Center)
        }
    }
}