{
    "action": "tool_call",
    "reasoning": "I have extensive evidence on data quality already. Let me check for inconsistencies in categorical values and text fields, particularly looking at the high-cardinality required_skills field and checking if there are any formatting issues in the categorical dimensions that weren't covered by my prior queries.",
    "tool": "query_sql",
    "args": {
        "sql": "SELECT company_size, COUNT(*) as count, MIN(salary_usd) as min_sal, MAX(salary_usd) as max_sal FROM raw.ai_job_dataset GROUP BY company_size ORDER BY company_size",
        "purpose": "Check if company size categories have consistent salary ranges and no anomalies",
        "source": "raw"
    }
}