{
    "action": "tool_call",
    "reasoning": "My previous reply cited sample results and category averages, but none of that evidence is visible to me now, so I can't stand behind those numbers. I'll re-ground them from the gold table for sleep_debt_category. Its columns aren't listed on the card, so I'll look at it first.",
    "tool": "query_sql",
    "args": {
        "sql": "SELECT * FROM bedtime_screentime_sleep_debt_by_sleep_debt_category",
        "purpose": "Get category-level averages and row counts for sleep_debt_category from the gold table",
        "source": "gold"
    }
}