minecraft_testbed_message: 8153a7ab-0cce-49e8-aa3b-57d676965549, 52

{
    "@timestamp": "2023-02-03T19:25:04.641Z",
    "header": {
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        "timestamp": "2023-02-03T19:25:04.640631000Z",
        "message_type": "observation"
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    "host": "5a794e484fac",
    "@version": "1",
    "data": {
        "alternatives": [
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                "text": " okay we'll begin"
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            {
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        ],
        "asr_system": "google",
        "features": {
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        "utterance_id": "2f889fd6-247d-4b77-89ea-3a2d69f668b6",
        "participant_id": "Player975",
        "text": " okay we'll begin",
        "start_timestamp": "2023-02-03T19:25:04.077137000Z",
        "end_timestamp": "2023-02-03T19:25:04.877137000Z",
        "is_final": true,
        "id": "2f889fd6-247d-4b77-89ea-3a2d69f668b6"
    },
    "msg": {
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        "trial_id": "8153a7ab-0cce-49e8-aa3b-57d676965549",
        "version": "4.0.0",
        "timestamp": "2023-02-03T19:25:04.640688000Z",
        "source": "tomcat_speech_analyzer",
        "sub_type": "asr:transcription"
    }
}