{
    "settings": {
        "analysis": {
            "filter": {
                "code": {
                    "type": "pattern_capture",
                    "preserve_original": true,
                    "patterns": [
                        "(doggo)"
                    ]
                }
            },
            "analyzer": {
                "code": {
                    "tokenizer": "pattern"
                }
            }
        }
    }
}