{
    "properties" : {
        "id" : {
            "type" : "integer"
        },
        "@timestamp" : {
            "type" : "date"
        },
        "bytes_in" : {
          "type" : "unsigned_long"
        },
        "bytes_out" : {
          "type" : "unsigned_long"
        },
        "status" : {
            "type" : "keyword"
        }
    }
}