Custom skin resets when reloading and appears as a separate skin

Steps to Reproduce:

1. Apply a custom skin;
2. Reload the game;
3. Go to the Skins UI.

Observed Results:
The custom skin resets to the default gray doll, and the previously applied skin appears as a separate skin in the "Recent" tab.

Expected Results:
The custom skin is kept and isn't displayed as a separate skin.

Screenshots/Videos attached: Yes

Notes: Probably related to MCPE-32089, but this isn't the same issue.