ActuallyAdditions/src/main/resources/oldassets/actuallyadditions/blockstates/block_firework_box.json

{
  "forge_marker": 1,
  "defaults": {
    "model": "minecraft:cube_bottom_top",
    "textures": {
      "side": "actuallyadditions:blocks/block_firework_box",
      "bottom": "#side",
      "top": "actuallyadditions:blocks/block_firework_box_top"
    },
    "transform": "forge:default-block"
  },
  "variants": {
    "normal": [{}],
    "inventory": [{}]
  }
}