Example post type boost

gistfile1.txt

{
    "from": 0,
    "size": 10,
    "sort": [
        {
            "_score": {
                "order": "desc"
            }
        }
    ],
    "query": {
        "function_score": {
            "query": {
                "bool": {
                    "must": [
                        {
                            "bool": {
                                "should": [
                                    {
                                        "multi_match": {
                                            "query": "test",
                                            "type": "phrase",
                                            "fields": [
                                                "post_title^10",
                                                "post_content^1",
                                                "post_excerpt^1",
                                                "terms.post_tag.name^1",
                                                "terms.category.name^1",
                                                "post_author.login^1"
                                            ],
                                            "boost": 4
                                        }
                                    },
                                    {
                                        "multi_match": {
                                            "query": "test",
                                            "fields": [
                                                "post_title^10",
                                                "post_content^1",
                                                "post_excerpt^1",
                                                "terms.post_tag.name^1",
                                                "terms.category.name^1",
                                                "post_author.login^1"
                                            ],
                                            "boost": 2,
                                            "fuzziness": 0,
                                            "operator": "and"
                                        }
                                    },
                                    {
                                        "multi_match": {
                                            "fields": [
                                                "post_title^10",
                                                "post_content^1",
                                                "post_excerpt^1",
                                                "terms.post_tag.name^1",
                                                "terms.category.name^1",
                                                "post_author.login^1"
                                            ],
                                            "query": "test",
                                            "fuzziness": 1
                                        }
                                    }
                                ]
                            }
                        }
                    ],
                    "should": [
                        {
                            "match": {
                                "post_type": {
                                    "query": "page",
                                    "boost": 10
                                }
                            }
                        }
                    ]
                }
            },
            "exp": {
                "post_date_gmt": {
                    "scale": "14d",
                    "decay": 0.25,
                    "offset": "7d"
                }
            },
            "score_mode": "avg",
            "boost_mode": "sum",
            "boost": 1
        }
    },
    "post_filter": {
        "bool": {
            "must": [
                {
                    "terms": {
                        "post_type.raw": [
                            "post",
                            "page"
                        ]
                    }
                },
                {
                    "terms": {
                        "post_status": [
                            "publish",
                            "acf-disabled"
                        ]
                    }
                }
            ]
        }
    }
  }
}