How do I get the premium stuff on ps5

About the premium and it gave me some of the in-game cosmetics but things like the ship cosmetics and haven't loaded in. Like when I go in here onto this website it says I have them but in game I Don't but I have like the skin in the dog. I also did not get the plunder pass. I don't know if that's part of it but I'm pretty sure it is. It's been about 72 hours