NaturesAura/src/main/resources/assets/naturesaura/recipes/animal_spawner.json

{
    "type": "forge:ore_shaped",
    "pattern": [
        "SHS",
        "IWI",
        "SHS"
    ],
    "key": {
        "H": {
            "item": "minecraft:hay_block"
        },
        "I": {
            "item": "minecraft:iron_bars"
        },
        "S": {
            "item": "naturesaura:sky_ingot"
        },
        "W": {
            "type": "minecraft:item_nbt",
            "item": "naturesaura:aura_bottle",
            "nbt": {
                "stored_type": "naturesaura:end"
            }
        }
    },
    "result": {
        "item": "naturesaura:animal_spawner"
    }
}