2 ways to do it:
https://playground.babylonjs.com/#10D6YT#398
or you can directly access extras of meshes and so on via mesh.metadata.gltf.extras
for instance
2 ways to do it:
https://playground.babylonjs.com/#10D6YT#398
or you can directly access extras of meshes and so on via mesh.metadata.gltf.extras
for instance