{
    "type": "entity",
    "functions": [
        {
            "function": "set_nbt",
            "tag": "{TradeItem:1b}"
        }
    ],
    "pools": [
        {
            "rolls": 1,
            "entries": [
                {
                    "type": "group",
                    "children": [
                        {
                            "type": "item",
                            "name": "stone",
                            "functions": [
                                {
                                    "function": "set_nbt",
                                    "tag": "{buy:{id:\"emerald\",Count:3}}"
                                },
                                {
                                    "function": "set_nbt",
                                    "tag":"{sell:{id:\"spider_spawn_egg\",Count:1}}"
                                },
                                {
                                    "function": "set_nbt",
                                    "tag":"{maxUses:2}"
                                }
                            ],
                            "conditions": [
                                {
                                    "condition": "inverted",
                                    "term": {
                                        "condition": "minecraft:entity_properties",
                                        "entity": "this",
                                        "predicate": {
                                            "nbt": "{Offers:{Recipes:[{sell:{id:\"minecraft:spider_spawn_egg\"}}]}}"
                                        }
                                    }
                                }
                            ]
                        },
                        {
                            "type": "item",
                            "name": "stone",
                            "functions": [
                                {
                                    "function": "set_nbt",
                                    "tag": "{buy:{id:\"emerald\",Count:3}}"
                                },
                                {
                                    "function": "set_nbt",
                                    "tag":"{sell:{id:\"skeleton_spawn_egg\",Count:1}}"
                                },
                                {
                                    "function": "set_nbt",
                                    "tag":"{maxUses:2}"
                                }
                            ],
                            "conditions": [
                                {
                                    "condition": "inverted",
                                    "term": {
                                        "condition": "minecraft:entity_properties",
                                        "entity": "this",
                                        "predicate": {
                                            "nbt": "{Offers:{Recipes:[{sell:{id:\"minecraft:skeleton_spawn_egg\"}}]}}"
                                        }
                                    }
                                }
                            ]
                        },
                        {
                            "type": "item",
                            "name": "stone",
                            "functions": [
                                {
                                    "function": "set_nbt",
                                    "tag": "{buy:{id:\"emerald\",Count:4}}"
                                },
                                {
                                    "function": "set_nbt",
                                    "tag":"{sell:{id:\"iron_ingot\",Count:3}}"
                                },
                                {
                                    "function": "set_nbt",
                                    "tag":"{maxUses:2}"
                                }
                            ],
                            "conditions": [
                                {
                                    "condition": "inverted",
                                    "term": {
                                        "condition": "minecraft:entity_properties",
                                        "entity": "this",
                                        "predicate": {
                                            "nbt": "{Offers:{Recipes:[{sell:{id:\"minecraft:iron_ingot\"}}]}}"
                                        }
                                    }
                                }
                            ]
                        },
                        {
                            "type": "item",
                            "name": "stone",
                            "functions": [
                                {
                                    "function": "set_nbt",
                                    "tag": "{buy:{id:\"emerald\",Count:3}}"
                                },
                                {
                                    "function": "set_nbt",
                                    "tag":"{sell:{id:\"stone\",Count:5}}"
                                },
                                {
                                    "function": "set_nbt",
                                    "tag":"{maxUses:2}"
                                }
                            ],
                            "conditions": [
                                {
                                    "condition": "inverted",
                                    "term": {
                                        "condition": "minecraft:entity_properties",
                                        "entity": "this",
                                        "predicate": {
                                            "nbt": "{Offers:{Recipes:[{sell:{id:\"minecraft:stone\"}}]}}"
                                        }
                                    }
                                }
                            ]
                        },
                        {
                            "type": "item",
                            "name": "stone",
                            "functions": [
                                {
                                    "function": "set_nbt",
                                    "tag": "{buy:{id:\"emerald\",Count:3}}"
                                },
                                {
                                    "function": "set_nbt",
                                    "tag":"{sell:{id:\"oak_log\",Count:5}}"
                                },
                                {
                                    "function": "set_nbt",
                                    "tag":"{maxUses:2}"
                                }
                            ],
                            "conditions": [
                                {
                                    "condition": "inverted",
                                    "term": {
                                        "condition": "minecraft:entity_properties",
                                        "entity": "this",
                                        "predicate": {
                                            "nbt": "{Offers:{Recipes:[{sell:{id:\"minecraft:oak_log\"}}]}}"
                                        }
                                    }
                                }
                            ]
                        },
                        {
                            "type": "item",
                            "name": "stone",
                            "functions": [
                                {
                                    "function": "set_nbt",
                                    "tag": "{buy:{id:\"emerald\",Count:3}}"
                                },
                                {
                                    "function": "set_nbt",
                                    "tag":"{sell:{id:\"cobblestone\",Count:10}}"
                                },
                                {
                                    "function": "set_nbt",
                                    "tag":"{maxUses:2}"
                                }
                            ],
                            "conditions": [
                                {
                                    "condition": "inverted",
                                    "term": {
                                        "condition": "minecraft:entity_properties",
                                        "entity": "this",
                                        "predicate": {
                                            "nbt": "{Offers:{Recipes:[{sell:{id:\"minecraft:cobblestone\"}}]}}"
                                        }
                                    }
                                }
                            ]
                        }
                    ]
                }
            ]
        }
    ]
}