Exposer/src/main/resources/assets/exposer/blockstates/exposer.json

{
  "forge_marker": 1,
  "defaults": {
    "model": "exposer:exposer"
  },
  "variants": {
    "normal": [{"model": "exposer:exposer"}],
    "inventory": [{"model": "exposer:exposer"}]
  }
}