{
    "status": "SOURCE_EMPTY",
    "built": false,
    "before": {
        "race_date": "2026-08-14",
        "venue": "",
        "race_num": 0,
        "race_scope": "ALL_RACES",
        "source_table": "wr_chairman_integration_score_v43",
        "source_rows": 0,
        "production_rows": 0,
        "optimizer_rows": 0,
        "production_run_key": "",
        "optimizer_run_key": "",
        "ready": false
    },
    "after": {
        "race_date": "2026-08-14",
        "venue": "",
        "race_num": 0,
        "race_scope": "ALL_RACES",
        "source_table": "wr_chairman_integration_score_v43",
        "source_rows": 0,
        "production_rows": 0,
        "optimizer_rows": 0,
        "production_run_key": "",
        "optimizer_run_key": "",
        "ready": false
    },
    "message": "No V43\/V42 source rows found for this race date.",
    "time": "2026-08-14T07:21:05+08:00"
}