{
    "item": [
        {
            "itemCode": "20100",
            "teachPoint": [
                {
                    "name": "1",
                    "params": [
                        {
                            "libIndex": "1",
                            "distance1": 2000,
                            "distance2": 400
                        }
                    ]
                },
                {
                    "name": "2",
                    "params": [
                        {
                            "libIndex": "1",
                            "distance1": 18005,
                            "distance2": 400
                        }
                    ]
                },
                {
                    "name": "10",
                    "params": [
                        {
                            "libIndex": "1",
                            "distance1": 18002,
                            "distance2": 0
                        }
                    ]
                },
                {
                    "name": "11",
                    "params": [
                        {
                            "libIndex": "1",
                            "distance1": 15546,
                            "distance2": 0
                        },
                        {
                            "libIndex": "23",
                            "distance1": 500,
                            "distance2": 1500
                        },
                        {
                            "libIndex": "24",
                            "distance1": 500,
                            "distance2": 1500
                        }
                    ]
                }
            ]
        },
        {
            "itemCode": "20400",
            "teachPoint": [
                {
                    "name": "3",
                    "params": [
                        {
                            "libIndex": "45",
                            "distance1": 600,
                            "distance2": 1000
                        }
                    ]
                }
            ]
        },
        {
            "itemCode": "20700",
            "teachPoint": [
                {
                    "name": "1",
                    "params": [
                        {
                            "libIndex": "",
                            "distance1": 2000,
                            "distance2": 2000
                        }
                    ]
                },
                {
                    "name": "2",
                    "params": [
                        {
                            "libIndex": "",
                            "distance1": 2000,
                            "distance2": 2000
                        }
                    ]
                }
            ]
        }
    ]
}