[
    400,
    "search_phase_execution_exception",
    {
        "error": {
            "root_cause": [
                {
                    "type": "parse_exception",
                    "reason": "failed to parse date field [foo bar baz] with format [strict_date_optional_time||epoch_millis]: [failed to parse date field [foo bar baz] with format [strict_date_optional_time||epoch_millis]]"
                }
            ],
            "type": "search_phase_execution_exception",
            "reason": "all shards failed",
            "phase": "query",
            "grouped": "true",
            "failed_shards": [
                {
                    "shard": 0,
                    "index": "test",
                    "node": "vQF2XSuvSlO8-MfX85NSuA",
                    "reason": {
                        "type": "query_shard_exception",
                        "reason": "failed to create query: failed to parse date field [foo bar baz] with format [strict_date_optional_time||epoch_millis]: [failed to parse date field [foo bar baz] with format [strict_date_optional_time||epoch_millis]]",
                        "index_uuid": "SNZrgzv7T-WM5T2BH-qgVg",
                        "index": "test",
                        "caused_by": {
                            "type": "parse_exception",
                            "reason": "failed to parse date field [foo bar baz] with format [strict_date_optional_time||epoch_millis]: [failed to parse date field [foo bar baz] with format [strict_date_optional_time||epoch_millis]]",
                            "caused_by": {
                                "type": "illegal_argument_exception",
                                "reason": "failed to parse date field [foo bar baz] with format [strict_date_optional_time||epoch_millis]",
                                "caused_by": {
                                    "type": "date_time_parse_exception",
                                    "reason": "Failed to parse with all enclosed parsers"
                                }
                            }
                        }
                    }
                }
            ],
            "caused_by": {
                "type": "parse_exception",
                "reason": "failed to parse date field [foo bar baz] with format [strict_date_optional_time||epoch_millis]: [failed to parse date field [foo bar baz] with format [strict_date_optional_time||epoch_millis]]",
                "caused_by": {
                    "type": "illegal_argument_exception",
                    "reason": "failed to parse date field [foo bar baz] with format [strict_date_optional_time||epoch_millis]",
                    "caused_by": {
                        "type": "date_time_parse_exception",
                        "reason": "Failed to parse with all enclosed parsers"
                    }
                }
            }
        },
        "status": 400
    }
]