it doesnt appear that the base coat was scratched. IF that is the case then i have had a lot of success with this product.
you simply apply and very very lightly buff. Scratches gone.
I would not use a paint on this unles everything else fails first.
Enjoying an E89 Z4, F30 320i and Fiat Abarth //
E85 Z4 (sold), E82 128i (sold), Fiat Pop 500 (sold)