{
    "id": "ETF-050",
    "category": "ETF",
    "title": "ETF 交易量異常與事件",
    "question": "基金成交突然增加時，是否接近分派或市場事件？",
    "chart": "multi",
    "metric": "相對成交量（倍）",
    "secondary": "當日調整後回報（%）",
    "x": "交易日期",
    "y": "相對成交量（倍）",
    "panels": [
        "成交量異常",
        "價格反應",
        "同期事件證據"
    ],
    "filters": [
        "基金類型",
        "比較基準",
        "顯示幣別"
    ],
    "apis": [
        "EOD",
        "DIV",
        "NEWS"
    ],
    "calculation": "日成交量除前二十日均量，疊加 DIV 與已公佈事件日期，提供相關 NEWS 標題。",
    "caveat": "成交放大不等於資金淨流入；事件同日只是關聯，不將新聞當確定原因。",
    "data_class": "衍生",
    "complexity": "中",
    "audience": "進階",
    "reach": 6,
    "frequency": 5,
    "decision": 6,
    "clarity": 8,
    "sample_labels": [
        "正常日",
        "異常日",
        "除息附近",
        "事件附近"
    ],
    "cadence": "每交易日收市後",
    "sample_note": "僅用於合成視覺示意，並非真實行情或投資成果。",
    "category_name": "ETF與基金",
    "score": 59.0,
    "requires_user_input": false,
    "requires_extra_plan": false,
    "source_urls": [
        "https://eodhd.com/financial-apis/api-for-historical-data-and-volumes",
        "https://eodhd.com/financial-apis/api-splits-dividends",
        "https://eodhd.com/financial-apis/stock-market-financial-news-api"
    ],
    "rank": 808,
    "stage": "P4",
    "svg_file": "mockups/0808-ETF-050.svg",
    "demo_fingerprint": "2f52a1bf8ca062f0",
    "collection": "catalogue",
    "sample_annotation": {
        "sample": true,
        "as_of": "2026-10-16",
        "notice": "Charts and tables for this report are generated, deterministic synthetic sample observations for educational layout and unit demonstration only. No provider, market data or analysis engine is called, and nothing here is a statement about real securities.",
        "notice_zh": "此報告的圖表與數據為確定性生成的合成示例數據，僅供教育及版面展示；並無連接任何資料供應商或實際分析引擎，不代表任何真實證券的表現。",
        "default_filters": {
            "symbol": "0700.HK",
            "period": "1Y",
            "benchmark": "HSI"
        },
        "filters": {
            "symbol": [
                "0700.HK",
                "0005.HK",
                "AAPL.US",
                "MSFT.US",
                "SPY.US",
                "BTC-USD.CC"
            ],
            "period": [
                "1Y",
                "3Y",
                "5Y"
            ],
            "benchmark": [
                "HSI",
                "SPX",
                "BTC"
            ]
        },
        "library": {
            "version": "2026-10-19",
            "source": "https://chatgpt.com/share/6ad67223-c610-83e8-adb2-33aaf792e584",
            "sample": true
        }
    }
}