```python

 fresh_value(entry: dict, now: int) -> str

    def fresh_value(entry: dict, now: int) -> str:
        if not isinstance(entry, dict) or not isinstance(now, int):
            raise ValueError("Invalid arguments")

        if not isinstance(entry['stored'], str) or not isinstance(entry['ttl'], int) or not isinstance(entry['tick'], int) or not isinstance(entry['now'], int):
            raise ValueError("Invalid arguments")

        if entry['stored'] is None or entry['ttl'] <= 0 or entry['tick'] >= entry['now'] or entry['stored'] == entry['now'] or entry['stored'] == entry['now'] + entry['ttl']:
 raise ValueError("Invalid arguments")

        if entry['ttl'] <= 0 or entry['tick'] >= entry['now'] or entry['stored'] == entry['now'] or entry['stored'] == entry['now'] + entry['ttl']:
 raise ValueError("Invalid arguments")

        if entry['stored'] == entry['now'] or entry['stored'] == entry['now'] + entry['ttl']:
            raise ValueError("Invalid arguments")

        if entry['stored'] == entry['now'] or entry['stored'] == entry['now'] + entry['ttl']:
            raise ValueError("Invalid arguments")

        if entry['stored'] == entry['now']:
            raise ValueError("Invalid arguments")

        if entry['stored'] == entry['now'] + entry['ttl']:
            raise ValueError("Invalid arguments")

        if entry['stored'] == entry['now']:
            raise ValueError("Invalid arguments")

        if entry['stored'] == entry['now'] + entry['ttl']:
            raise ValueError("Invalid arguments")

        if entry['stored'] == entry['now'] + entry['ttl']:
            raise ValueError("Invalid arguments")

        if entry['stored'] == entry['now'] + entry['ttl']:
            raise ValueError("Invalid arguments")

        if entry['stored'] == entry['now'] + entry['ttl']:
            raise ValueError("Invalid arguments")

        if entry['stored'] == entry['now'] + entry['ttl']:
            raise ValueError("Invalid arguments")

        if entry['stored'] == entry['now'] + entry['ttl']:
            raise ValueError("Invalid arguments")

        if entry['stored'] == entry['now'] + entry['ttl']:
            raise ValueError("Invalid arguments")

        if entry['stored'] == entry['now'] + entry['ttl']:
            raise ValueError("Invalid arguments")

        if entry['stored'] == entry['now'] + entry['ttl']:
 raise ValueError("Invalid arguments")

        if entry['stored'] == entry['now'] + entry['ttl']:
            raise ValueError("Invalid arguments")

        if entry['stored'] == entry['now'] + entry['ttl']:
            raise ValueError("Invalid arguments")

        if entry['stored'] == entry['now'] + entry['ttl']:
            raise ValueError("Invalid arguments")

        if entry['stored'] == entry['now'] + entry['ttl']:
            raise ValueError("Invalid arguments")

        if entry['stored'] == entry['now'] + entry['ttl']:
            raise ValueError("Invalid arguments")

        if entry['stored'] == entry['now'] + entry['ttl']:
            raise ValueError("Invalid arguments")

        if entry['stored'] == entry['now'] + entry['ttl']:
            raise ValueError("Invalid arguments")

        if entry['stored'] == entry['now'] + entry['ttl']:
            raise ValueError("Invalid arguments")

        if entry['stored'] == entry['now'] + entry['ttl']:
            raise ValueError("Invalid arguments")

        if entry['stored'] == entry['now'] + entry['ttl']:
            raise ValueError("Invalid arguments")

