[API] Cape/Elytra don't work with blockbench/gecklib json format

[McVader34]

Describe the bug
Cape and elytra do not move with torso while using blockbench/gecklib json format.

To Reproduce
Steps to reproduce the behavior:

1. Download gecklib animation. -
   flip.json

2. Put file in emotes folder

3. Play animation (I tested with emotecraft and my own mod)

4. See cape/elytra not working as intended.

Expected behavior
Expected cape/elytra to stay attached to player.

Screenshots

Minecraft_.1.20.1.-.Singleplayer.2024-01-20.18-54-13.mp4

Setup config (minecraft, modloader, libraries):

• Minecraft version: 1.20.1
• Mod loader: Fabric 0.15.3
• PlayerAnimator Library version 1.0.2-rc1+1.20-fabric
• Fabric API

Other mods (If you use other mods, please specify! it might be an incompatibility):

• Emotecraft (to easily play animation)
• Custom Capes by EpicPix (because I don't have vanilla cape - tested elytra without this mod)

Optional:

[dima-dencep]

I can confirm for 1.20.2