I'm very sorry to hear about your first Puppy, very sad.
I would consult a lawyer before doing anything further.
I wish I had some more advice then that, but I don't. Just enjoy your new baby & if he hasn't already been, take him to the vet A.S.A.P.
((((((((hugs)))))))))) to you & your new baby
__________________
2 Female American Red-Nosed Pit-Bull Terriers:
Whinnie Age 3
Boo-Boo Age 1 1/2
2 Medium Haired All Black Cats:
Robert Age 1 1/2
Mango Age 2 1/2
"PIT-BULLS ARE LIKE POTATO CHIPS......YOU CAN NEVER HAVE JUST ONE"