Lost all my cosmetics

I just now downloaded apex legends again after a long time of not playing the game, and when I redownload apex legends, I have no data I lost my levels all the things I bought with money all my cosmetics are gone!!!! Sooo what can I do what’s the problem how can I solve this ?? I have videos clips on PlayStation me having all these cosmetics and high level to prove it I have videos  so how can I solve this problem???