List index teplates

Example response

[
  {
    "index_template": {
      "template": {
        "settings": {
          "number_of_shards": 1,
          "analysis": {
            "filter": "{}",
            "char_filter": "{}",
            "analyzer": {
              "key": {
                "filter": [
                  "filter",
                  "filter"
                ],
                "char_filter": [
                  "char_filter",
                  "char_filter"
                ],
                "lowercase": true,
                "pattern": "pattern",
                "token_filter": [
                  "token_filter",
                  "token_filter"
                ],
                "type": "type",
                "stopwords": [
                  "stopwords",
                  "stopwords"
                ],
                "tokenizer": "tokenizer"
              }
            },
            "token_filter": "{}",
            "tokenizer": "{}"
          },
          "number_of_replicas": 6
        },
        "mappings": {
          "properties": {
            "key": {
              "search_analyzer": "search_analyzer",
              "analyzer": "analyzer",
              "aggregatable": true,
              "format": "format",
              "index": true,
              "highlightable": true,
              "sortable": true,
              "store": true,
              "fields": {
                "key": null
              },
              "time_zone": "time_zone",
              "type": "type"
            }
          }
        }
      },
      "updated_at": "updated_at",
      "created_at": "created_at",
      "index_patterns": [
        "index_patterns",
        "index_patterns"
      ],
      "priority": 0
    },
    "name": "name"
  }
]