failed query (has filter)

curl -XGET 'http://localhost:9200/test/_search?pretty=true' -d '{
    "query":{
        "bool":{
            "should": [
                {
                    "constant_score":{
                        "filter" : {
                            "query":{
                                "query_string":{
                                    "query":"findme",
                                    "fields":["keywords"],
                                    "use_dis_max":true
                                }
                            }
                        },
                        "boost": 1000000
                    }
                },
                {
                    "filtered": {
                        "query": {
                            "query_string":{
                                "query":"findme",
                                "fields":["title","body","keywords"],
                                "use_dis_max":true
                            }
                        },
                        "filter": {
                            "not": {
                                "type": {
                                    "value": "boosted"
                                }
                            }
                        }
                    }
                }
            ]
        }
    }
}'

individual querys with filters work

curl -XGET 'http://localhost:9200/test/_search?pretty=true' -d '{
    "query":{
        "bool":{
            "should": [
                {
                    "constant_score":{
                        "filter" : {
                            "query":{
                                "query_string":{
                                    "query":"findme",
                                    "fields":["keywords"],
                                    "use_dis_max":true
                                }
                            }
                        },
                        "boost": 1000000
                    }
                }
            ]
        }
    }
}'

curl -XGET 'http://localhost:9200/test/_search?pretty=true' -d '{
    "query":{
        "bool":{
            "should": [
                {
                    "filtered": {
                        "query": {
                            "query_string":{
                                "query":"findme",
                                "fields":["title","body","keywords"],
                                "use_dis_max":true
                            }
                        },
                        "filter": {
                            "not": {
                                "type": {
                                    "value": "boosted"
                                }
                            }
                        }
                    }
                }
            ]
        }
    }
}'

test docs

curl -XPUT 'http://localhost:9200/test/regular/1' -d '{
    "title" : "Regular Doc1",
    "body" : "findme"
}'

curl -XPUT 'http://localhost:9200/test/regular/2' -d '{
    "title" : "Regular Doc2",
    "body" : "findme"
}'

curl -XPUT 'http://localhost:9200/test/boosted/3' -d '{
    "title" : "Boosted Doc1",
    "body" : "dont find me",
    "keywords" : ["findme","findme2"]
}'

working query (no filter)

curl -XGET 'http://localhost:9200/test/_search?pretty=true' -d '{
    "query":{
        "bool":{
            "should": [
                {
                    "constant_score":{
                        "query":{
                            "query_string":{
                                "query":"findme",
                                "fields":["keywords"],
                                "use_dis_max":true
                            }
                        },
                        "boost": 1000000
                    }
                },
                {
                    "filtered": {
                        "query": {
                            "query_string":{
                                "query":"findme",
                                "fields":["title","body","keywords"],
                                "use_dis_max":true
                            }
                        },
                        "filter": {
                            "not": {
                                "type": {
                                    "value": "boosted"
                                }
                            }
                        }
                    }
                }
            ]
        }
    }
}'