{
    "condition": "minecraft:entity_properties",
    "entity": "this",
    "predicate": {
        "type": "minecraft:player",
        "equipment": {
            "offhand": {
                "items": [
                    "minecraft:paper",
                    "minecraft:carrot_on_a_stick",
                    "minecraft:warped_fungus_on_a_stick",
                    "minecraft:stick",
                    "minecraft:elytra",
                    "minecraft:firework_rocket",
                    "minecraft:iron_chestplate",
                    "minecraft:trident",
                    "minecraft:splash_potion"
                ]
            }
        }
    }
}