Hide doc_count_error_upper_bound and sum_other_doc_count from aggregation

[anam (Anam Hossain)]

How to hide doc_count_error_upper_bound: 0 and sum_other_doc_count: 0 from aggregation result?

{
    ...
    "aggregations" : {
        "genres" : {
            "doc_count_error_upper_bound": 0,
            "sum_other_doc_count": 0,
            "buckets" : [ 
                {
                    "key" : "electronic",
                    "doc_count" : 6
                },
                {
                    "key" : "rock",
                    "doc_count" : 3
                },
                {
                    "key" : "jazz",
                    "doc_count" : 2
                }
            ]
        }
    }
}