建议约 1 秒轮询一次，答案产出时间大约在 10 秒以内。可能一次性返回该会话下此前多次 submit 的答案，返回顺序不保证与提交时序相同。

请求示例：

{
    "ak": "您的密钥",
    "id": "device-001",
    "session_id": "9f068b8cc89a01a58273147ef43425aa"
}

{
    "log_id": "2199645695",
    "message": "ok",
    "result": {
        "data": [
            {
                "answer_type": "text",
                "create_time": "2024-04-11 20:40:21",
                "text": {
                    "content": "抱歉，没有找到对应地点；请尝试补充更明确的地点描述后再试。"
                }
            },
            {
                "answer_type": "link",
                "create_time": "2024-04-10 20:22:26",
                "link": {
                    "title": "地图已生成，点我查看",
                    "desc": "为您找到3个地点",
                    "jump_url": "https://map.baidu.com/mark-map/?id=example",
                    "image": "https://now.bdstatic.com/stash/v1/22ce534/h5/569bc67/mark-map/mark-welcom.png",
                    "poi": [
                        {
                            "uid": "06d2dffda107b0ef89f15db6",
                            "name": "故宫博物院",
                            "location": {
                                "x": 12958109.75,
                                "y": 4827238.08
                            },
                            "admin_info": {
                                "province_name": "北京市",
                                "city_name": "北京市",
                                "area_name": "东城区",
                                "country_name": "中国"
                            }
                        },
                        {
                            "uid": "2fd2beabe34a80517adbd220",
                            "name": "八达岭长城",
                            "location": {
                                "x": 12915880.59,
                                "y": 4890848.68
                            }
                        }
                    ]
                }
            }
        ]
    },
    "status": 0
}

无数据时：

{
    "log_id": "2199645693",
    "message": "ok",
    "result": null,
    "status": 0
}