nested_query_filter.json

{
"filter": {
  "nested": {
    "path": "search_data.string_facets",
    "filter": {
      "bool": {
        "must": [
          {
            "term": {
              "search_data.string_facets.name": "manufacturer"
            }
          },
          {
            "terms": {
              "search_data.string_facets.value": [
                "Gucci"
              ]
            }
          }
        ]
      }
    }
  }
},
"aggs":{
      "agg_string_facet":{
         "nested":{
            "path":"search_data.string_facets"
         },
         "aggs":{
            "facet_name":{
               "terms":{
                  "field":"search_data.string_facets.name"
               },
               "aggs":{
                  "facet_value":{
                     "terms":{
                        "field":"search_data.string_facets.value"
                     }
                  }
               }
            }
         }
      }
   },
   "size":0
}

result.json

{
  "took": 16,
  "timed_out": false,
  "_shards": {
    "total": 5,
    "successful": 5,
    "failed": 0
  },
  "hits": {
    "total": 867,
    "max_score": 0,
    "hits": []
  },
  "aggregations": {
    "agg_string_facet": {
      "doc_count": 86016,
      "facet_name": {
        "doc_count_error_upper_bound": 0,
        "sum_other_doc_count": 0,
        "buckets": [
          {
            "key": "color",
            "doc_count": 28672,
            "facet_value": {
              "doc_count_error_upper_bound": 0,
              "sum_other_doc_count": 1785,
              "buckets": [
                {
                  "key": "черный",
                  "doc_count": 8625
                },
                {
                  "key": "синий",
                  "doc_count": 5007
                },
                {
                  "key": "коричневый",
                  "doc_count": 2462
                },
                {
                  "key": "серый",
                  "doc_count": 2367
                },
                {
                  "key": "красный",
                  "doc_count": 2188
                },
                {
                  "key": "бежевый",
                  "doc_count": 1862
                },
                {
                  "key": "белый",
                  "doc_count": 1724
                },
                {
                  "key": "розовый",
                  "doc_count": 1082
                },
                {
                  "key": "зеленый",
                  "doc_count": 974
                },
                {
                  "key": "анималистичный принт",
                  "doc_count": 596
                }
              ]
            }
          },
          {
            "key": "manufacturer",
            "doc_count": 28672,
            "facet_value": {
              "doc_count_error_upper_bound": 134,
              "sum_other_doc_count": 17378,
              "buckets": [
                {
                  "key": "Salvatore Ferragamo",
                  "doc_count": 2935
                },
                {
                  "key": "Loro Piana",
                  "doc_count": 1863
                },
                {
                  "key": "Gucci",
                  "doc_count": 1574
                },
                {
                  "key": "Santoni",
                  "doc_count": 1065
                },
                {
                  "key": "Christian Louboutin",
                  "doc_count": 872
                },
                {
                  "key": "Fabio Rusconi",
                  "doc_count": 756
                },
                {
                  "key": "Casadei",
                  "doc_count": 707
                },
                {
                  "key": "Le Silla",
                  "doc_count": 536
                },
                {
                  "key": "Diane von Furstenberg",
                  "doc_count": 503
                },
                {
                  "key": "Gianvito Rossi",
                  "doc_count": 483
                }
              ]
            }
          },
          {
            "key": "size",
            "doc_count": 28672,
            "facet_value": {
              "doc_count_error_upper_bound": 0,
              "sum_other_doc_count": 9465,
              "buckets": [
                {
                  "key": "M",
                  "doc_count": 2669
                },
                {
                  "key": "U",
                  "doc_count": 2628
                },
                {
                  "key": "S",
                  "doc_count": 2446
                },
                {
                  "key": "L",
                  "doc_count": 1935
                },
                {
                  "key": "39",
                  "doc_count": 1748
                },
                {
                  "key": "38",
                  "doc_count": 1747
                },
                {
                  "key": "37",
                  "doc_count": 1703
                },
                {
                  "key": "XS",
                  "doc_count": 1587
                },
                {
                  "key": "40",
                  "doc_count": 1477
                },
                {
                  "key": "36",
                  "doc_count": 1267
                }
              ]
            }
          }
        ]
      }
    }
  }
}