{
    "products": [
        {
            "id": 1,
            "obj": "carrot",
            "packages" : {
                "single" : {
                    "id" : 9,
                    "price" : 0.9
                },
                "kilo" : {
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                    "price" : 0.5
                }
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        },
        {
            "id": 88,
            "obj": "pears",
            "packages" : {
                "single" : {
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                    "price" : 1.4
                },
                "kilo" : {
                    "id" : 12,
                    "price" : 1
                }
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        },
        {
            "id": 2,
            "obj": "milk",
            "packages" : {
                "liter" : {
                    "id" : 13,
                    "price" : 1.3
                },
                "decaliter" : {
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                    "price" : 1.1
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            }
        },
        {
            "id": 3,
            "obj": "bread",
            "packages" : {
                "single" : {
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                    "price" : 2.2
                },
                "kilo" : {
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                    "price" : 2
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        },
        {
            "id": 4,
            "obj": "fish",
            "packages" : {
                "single" : {
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                    "price" : 20
                },
                "kilo" : {
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                    "price" : 19.5
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        }
    ]
}