def METHOD_NAME(
    sport: Sport, is_admin: Optional[bool] = False
) -> Dict:
    assert 1 == sport.id
    assert 'Cycling' == sport.label
    assert '<Sport \'Cycling\'>' == str(sport)
    serialized_sport = sport.serialize(is_admin=is_admin)
    assert serialized_sport['label'] == sport.label
    assert serialized_sport['id'] == sport.id
    assert serialized_sport['is_active'] is True
    assert serialized_sport['is_active_for_user'] is True
    assert serialized_sport['color'] is None
    assert serialized_sport['stopped_speed_threshold'] == 1
    return serialized_sport