{ "schemaVersion": 1, "effectiveDate": "2026-10-24", "upAxis": "+Y", "forwardAxis": "+Z", "origin": "bottom_center", "unit": "meter", "unityForward": "transform.forward", "unityFacing": "Quaternion.LookRotation(direction, Vector3.up)", "legacyAssetPolicy": "Explicitly retain each existing -Z asset's binding space and facing adapter; no automatic mesh, rig or animation rotation." }