Try this:

1. Export animation as alembic .abc with face sets option activated for material support.
2. Import .abc on Blender.
3. Bake animation (object>animation>bake action>visual keying to object).
4. Export as .gltf

Try this:

1. Export animation as alembic .abc with face sets option activated for material support.
2. Import .abc on Blender.
3. Bake animation with Object > Animation > Bake Action > Visual Keying to Object.
4. Export as .gltf

Try this

1.Export animation as alembic .abc with face sets option activated for material support. 2.import .abc on Blender. 3.Bake animation (object>animation>bake action>visual keying to object). 4.Export as .gltf

Try this:

1. Export animation as alembic .abc with face sets option activated for material support.
2. Import .abc on Blender.
3. Bake animation (object>animation>bake action>visual keying to object).
4. Export as .gltf