Music that I've purchased in 2015 disappeared from my library

In 2015, I bought the music Exile Vilify from the band The National, but for some reason, I can't find it anywhere in the Music App.

I've done everything from "Sync Library" to "Unhide Song" from Hidden Purchases (I found the purchased song there, I didn't know why it was hidden but when I unhid it still didn't appear anywhere). And when I go to iTunes to see if the song is already purchased, it shows me that I have to pay again:

Another thing that I tried was to "Report a purchase problem" but the list just goes up to Feb of 2022.

Here I'm sharing the screenshot from the purchase:

One last thing that I tried was to "Manage purchases" from the Music App, as my account is linked to a Family sharing I click on Music App>Account>Manage Family, but after that it shows me this everytime I try: