pumpkin-java-multiversion/assets/datapacks/26_3/data/minecraft/recipe/straw_bed.json

{
  "type": "minecraft:crafting_shaped",
  "key": {
    "X": "minecraft:hay_block"
  },
  "pattern": [
    "XXX"
  ],
  "result": {
    "count": 4,
    "id": "minecraft:straw_bed"
  }
}