{
    "criteria": {
        "config_check_sneak":{
            "trigger": "minecraft:tick",
            "conditions": {
                "player": [
                    {
                        "condition": "minecraft:entity_properties",
                        "entity": "this",
                        "predicate": {
                            "player": {
                                "advancements": {
                                    "fz:config/sneak": true
                                }
                            },
                            "flags": {
                                "is_sneaking": false
                            }
                        }
                    }
                ]
            }
        }
    },
    "rewards": {
        "function": "fz:config/unsneak"
    }
}