copyto ES mapping.txt

PUT http://10.97.252.12:9200/copyto_v1/copyto/_mapping?ignore_conflicts=true
{
        "properties": {
          "@timestamp": {
            "type": "date",
            "format": "strict_date_optional_time||epoch_millis"
          },
          "@version": {
            "type": "string"
          },
          "attack": {
            "type": "string",
            "index": "not_analyzed"
          },
          "attack1": {
            "type": "string",
            "index": "not_analyzed",
            "copy_to": [
              "attack"
            ]
          },
          "attack2": {
            "type": "string",
			"index": "not_analyzed",
            "copy_to": [
              "attack"
            ]
          },
          "attack3": {
            "type": "string",
			"index": "not_analyzed",
          },
          "eventid": {
            "type": "string"
          },
          "host": {
            "type": "string"
          },
          "message": {
            "type": "string"
          },
          "path": {
            "type": "string"
          },
          "type": {
            "type": "string"
          }
        }
      }