fe/fe-core/src/test/resources/data/es/test_index_mapping_after_7x.json

{
  "test": {
    "mappings": {
      "properties": {
        "k1": {
          "type": "long"
        },
        "k2": {
          "type": "keyword"
        },
        "k3": {
          "type": "text",
          "fields": {
            "keyword": {
              "type": "keyword"
            }
          }
        }
      }
    }
  }
}