{
        "type": "array",
        "items": {
            "type": "object",
            "properties": {
                "company_name": {"type": "string"},
                "company_url": {"type": "string", "format": "uri"},
                "round_type": {"type": "string", "enum": ["pre_seed", "seed", "series_a", "series_b", "series_c", "series_d", "series_e", "growth", "debt", "bridge", "ipo", "spac", "other"]},
                "amount_usd": {"type": "number"},
                "amount_raw": {"type": "string"},
                "currency": {"type": "string"},
                "valuation_usd": {"type": "number"},
                "valuation_raw": {"type": "string"},
                "lead_investors": {"type": "array", "items": {"type": "string"}},
                "other_investors": {"type": "array", "items": {"type": "string"}},
                "announced_date": {"type": "string", "format": "date"},
                "use_of_funds": {"type": "string"},
                "sector": {"type": "string"},
                "stage": {"type": "string"},
                "confidence": {"type": "number"}
            },
            "required": ["company_name", "round_type"]
        }
    }