=== AUDIO ERROR [EMS_AUD_6a9bd9cdd1e035.04529418] ===
{
    "trace_id": "EMS_AUD_6a9bd9cdd1e035.04529418",
    "timestamp": "2026-09-05 15:58:53",
    "source": "CommonEms::saveAudioLcatExam",
    "audio_length": 643571,
    "audio_prefix": "data:audio\/webm;base64,GkXfo59ChoEBQveBAULygQRC84E",
    "tenant": "ICC",
    "contest_type": 19,
    "idHistory": "6a9bd9944a930eafd387bdd6",
    "idQuestion": 193179,
    "url": "https:\/\/apiemsdev.hocmai.net\/apilmsnew1\/v1\/exam\/save\/audioLcat\/base64?apikey=DZKg6yWKJOQ4pf6Erq8QF3oKVR7d6apD",
    "request": {
        "idHistory": "6a9bd9944a930eafd387bdd6",
        "idQuestion": 193179,
        "audio_base64_full": "data:audio\/webm;base64,GkXfo59ChoEBQveBAULygQRC84E... [BASE64_DATA_TRUNCATED_LENGTH_643571]"
    },
    "response": {
        "status": false,
        "code": 404,
        "message": "Có lỗi xảy ra, vui lòng thử lại sau.",
        "error": {
            "status": false,
            "message": "Không tìm thấy History"
        }
    },
    "execution_ms": 67.5,
    "error": "Có lỗi xảy ra, vui lòng thử lại sau.",
    "payload_bytes": 653729
}

=== AUDIO ERROR [EMS_AUD_6a9bd9f13a9b34.36394637] ===
{
    "trace_id": "EMS_AUD_6a9bd9f13a9b34.36394637",
    "timestamp": "2026-09-05 15:59:29",
    "source": "CommonEms::saveAudioLcatExam",
    "audio_length": 644859,
    "audio_prefix": "data:audio\/webm;base64,GkXfo59ChoEBQveBAULygQRC84E",
    "tenant": "ICC",
    "contest_type": 19,
    "idHistory": "6a9bd9944a930eafd387bdd6",
    "idQuestion": 193178,
    "url": "https:\/\/apiemsdev.hocmai.net\/apilmsnew1\/v1\/exam\/save\/audioLcat\/base64?apikey=DZKg6yWKJOQ4pf6Erq8QF3oKVR7d6apD",
    "request": {
        "idHistory": "6a9bd9944a930eafd387bdd6",
        "idQuestion": 193178,
        "audio_base64_full": "data:audio\/webm;base64,GkXfo59ChoEBQveBAULygQRC84E... [BASE64_DATA_TRUNCATED_LENGTH_644859]"
    },
    "response": {
        "status": false,
        "code": 404,
        "message": "Có lỗi xảy ra, vui lòng thử lại sau.",
        "error": {
            "status": false,
            "message": "Không tìm thấy History"
        }
    },
    "execution_ms": 62.31,
    "error": "Có lỗi xảy ra, vui lòng thử lại sau.",
    "payload_bytes": 655017
}

=== AUDIO ERROR [EMS_AUD_6a9bda14250715.60237993] ===
{
    "trace_id": "EMS_AUD_6a9bda14250715.60237993",
    "timestamp": "2026-09-05 16:00:04",
    "source": "CommonEms::saveAudioLcatExam",
    "audio_length": 643571,
    "audio_prefix": "data:audio\/webm;base64,GkXfo59ChoEBQveBAULygQRC84E",
    "tenant": "ICC",
    "contest_type": 19,
    "idHistory": "6a9bd9944a930eafd387bdd6",
    "idQuestion": 193177,
    "url": "https:\/\/apiemsdev.hocmai.net\/apilmsnew1\/v1\/exam\/save\/audioLcat\/base64?apikey=DZKg6yWKJOQ4pf6Erq8QF3oKVR7d6apD",
    "request": {
        "idHistory": "6a9bd9944a930eafd387bdd6",
        "idQuestion": 193177,
        "audio_base64_full": "data:audio\/webm;base64,GkXfo59ChoEBQveBAULygQRC84E... [BASE64_DATA_TRUNCATED_LENGTH_643571]"
    },
    "response": {
        "status": false,
        "code": 404,
        "message": "Có lỗi xảy ra, vui lòng thử lại sau.",
        "error": {
            "status": false,
            "message": "Không tìm thấy History"
        }
    },
    "execution_ms": 65.89,
    "error": "Có lỗi xảy ra, vui lòng thử lại sau.",
    "payload_bytes": 653740
}