{
    "type": "container",
    "children": [{
        "type": "container",
        "children": [{
            "type": "text",
            "attr": {
                "value": "bar1"
            }
        }, {
            "type": "container",
            "children": [{
                "type": "text",
                "attr": {
                    "value": "bar2-refresh"
                }
            }]
        }]
    }]
}