json_data

{
    "error": false,
    "list": [
        [
            {
                "student_id": 1234,
                "name": "saharia123456",
                "email": "sahar@gmail.com",
                "phone": "101564564"
            },
            {
                "student_id": 5678,
                "name": "mmm2",
                "email": "2mma@gmail.com",
                "phone": "288864564"
            },
            {
                "student_id": 9111,
                "name": "sss3",
                "email": "3sssria@gmail.com",
                "phone": "3999999"
            }
        ],
        [
            {
                "student_id": 1234,
                "name": "saharia123456",
                "email": "sahar23@gmail.com",
                "phone": "101564564"
            },
            {
                "student_id": 5678,
                "name": "mmm2",
                "email": "2mma@gmail.com",
                "phone": "288864564"
            },
            {
                "student_id": 9111,
                "name": "sss3",
                "email": "3sssria@gmail.com",
                "phone": "3999999"
            }
        ],
        [
            {
                "student_id": 1234,
                "name": "saharia123456",
                "email": "my@gmail.com",
                "phone": "101564564"
            },
            {
                "student_id": 5678,
                "name": "mmm2",
                "email": "2mma@gmail.com",
                "phone": "288864564"
            },
            {
                "student_id": 9111,
                "name": "sss3",
                "email": "3sssria@gmail.com",
                "phone": "3999999"
            }
        ],
        [
            {
                "student_id": 1234,
                "name": "saharia123456",
                "email": "you@gmail.com",
                "phone": "101564564"
            },
            {
                "student_id": 5678,
                "name": "mmm2",
                "email": "2mma@gmail.com",
                "phone": "288864564"
            },
            {
                "student_id": 9111,
                "name": "sss3",
                "email": "3sssria@gmail.com",
                "phone": "3999999"
            }
        ],
        [
            {
                "student_id": 1234,
                "name": "saharia123456",
                "email": "your@gmail.com",
                "phone": "101564564"
            },
            {
                "student_id": 5678,
                "name": "mmm2",
                "email": "2mma@gmail.com",
                "phone": "288864564"
            },
            {
                "student_id": 9111,
                "name": "sss3",
                "email": "3sssria@gmail.com",
                "phone": "3999999"
            }
        ],
        [
            {
                "student_id": 1234,
                "name": "saharia123456",
                "email": "yours@gmail.com",
                "phone": "101564564"
            },
            {
                "student_id": 5678,
                "name": "mmm2",
                "email": "2mma@gmail.com",
                "phone": "288864564"
            },
            {
                "student_id": 9111,
                "name": "sss3",
                "email": "3sssria@gmail.com",
                "phone": "3999999"
            }
        ]
    ]
}