ActuallyAdditions/src/main/resources/assets/actuallyadditions/blockstates/block_furnace_solar.json

{
  "forge_marker": 1,
  "defaults": {
    "model": "actuallyadditions:block_furnace_solar",
    "transform": "forge:default-block"
  },
  "variants": {
    "normal": [{}],
    "inventory": [{}]
  }
}