App.tsx

const prevGetStateForAction = myStack.router.getStateForAction;
myStack.router.getStateForAction = (action, state) => {
    if (state && action.type === "Navigation/COMPLETE_TRANSITION") {
        let routes = state.routes;

        if (routes.length === 1) {
            return {
                ...state,
                index: 0,
            };
        }

        const lastScene: NavigationRoute = routes.slice(-1)[0];
        const lastSceneName = lastScene.routeName;

        routes = routes.filter((item: NavigationRoute, index: number) => {
            if (index === 0) {
                return true;
            }

            return (item.routeName !== lastSceneName)
        });

        routes.push(lastScene);

        return {
            ...state,
            index: routes.length - 1,
            routes
        };
    }

    return prevGetStateForAction(action, state);
};