trait Cancelable {
    func cancelEvent() {
        ${
            "id": "block",
            "block": "game_action",
            "args": {
                "items": []
            },
            "action": "CancelEvent"
        }$
    }
    
    func unCancelEvent() {
        ${
            "id": "block",
            "block": "game_action",
            "args": {
                "items": []
            },
            "action": "UncancelEvent"
        }$
    }
}