"lowercase",
            "cjk_bigram",
            "stopword_en_filter",
            "english_keywords",
            "english_override",
            "stemmer_en_filter"
          ]
        },
        "standard_search_analyzer": {
          "type": "custom",
          "char_filter": [
            "mapping_filter"
          ],
          "tokenizer": "standard",
          "filter": [

                          503
                        ]
                      },
                      "max_grpc_timeout": "0s"
                    },
                    "metadata": {
                      "filter_metadata": {
                        "istio": {
                          "config": "/apis/networking.istio.io/v1alpha3/namespaces/default/virtual-service/bookinfo"
                        }
                      }