output JSON analytics

{
    "status": "success",
    "message": "Student dashboard details fetched",
    "result": {
        "data": {
            "0": {
                "marks": -7,
                "count": 1
            },
            "1": {
                "marks": -5,
                "count": 0
            },
            "2": {
                "marks": -3,
                "count": 3
            },
            "3": {
                "marks": -1,
                "count": 4
            },
            "4": {
                "marks": 1,
                "count": 1
            },
            "5": {
                "marks": 3,
                "count": 0
            },
            "6": {
                "marks": 5,
                "count": 2
            },
            "7": {
                "marks": 7,
                "count": 2
            },
            "8": {
                "marks": 9,
                "count": 1
            },
            "9": {
                "marks": 11,
                "count": 3
            }
        },
        "minMark": -6.6000000000000005,
        "maxMark": 12.68,
        "size": 2,
        "totalMark": 20,
        "average": 6.50235294117647,
        "median": 2,
        "myMark": 0
    }
}