{"platform":"yahoo_finance","action":null,"common_fields":{"id":"该记录在原平台上的唯一标识。仅在同一平台内唯一，跨平台可能重复。","name":"名称。用于账号/商品/商家类能力，指该对象本身的名字。","price":"价格数值，不含货币符号；币种见 currency。","currency":"价格币种代码（如 CNY、USD）。price 存在但 currency 为 null 时不要假定币种。","platform":"数据来源平台标识，与请求里的 platform 一致（如 xiaohongshu、tiktok）。","url":"该记录在原平台上的可访问链接。","title":"标题。平台无标题概念时（如纯文本帖）为 null。","text":"正文内容，已去除 HTML 标签。长文可能被上游截断。","posted_at":"发布时间，ISO 8601 格式、UTC 时区（如 2026-08-07T12:34:56+00:00）。上游只给非标准字符串时原样透传，解析前建议做容错。null 表示平台未公开。"},"platform_fields":{"symbol":"股票代码。","sector":"所属板块。","industry":"所属行业。","market_cap":"市值。","quote_type":"标的类型（股票 / ETF / 指数 / 加密货币等）。","exchange":"所属交易所。","pe_ratio":"市盈率。","dividend_yield":"股息率。","date":"该条数据的日期。","open":"开盘价。","high":"最高价。","low":"最低价。","close":"收盘价。","volume":"成交量。","dividends":"分红记录。","stock_splits":"拆股记录。","income":"利润表。","balance_sheet":"资产负债表。","cash_flow":"现金流量表。","quarterly_income":"季度利润表。","publisher":"资讯发布方。","recommendation_trend":"分析师评级分布随时间的变化。","upgrades_downgrades":"评级调整历史。","firm":"发布评级的机构。","action":"评级动作（上调 / 下调 / 维持 / 首次覆盖）。","from_grade":"调整前评级。","to_grade":"调整后评级。","price_target":"目标价。","prior_price_target":"调整前的目标价。","calls":"看涨期权列表。","puts":"看跌期权列表。","expiration_dates":"全部到期日。","strikes":"全部行权价档位。","contract_symbol":"期权合约代码。","strike":"行权价。","last_price":"最新价。","bid":"买一价。","ask":"卖一价。","open_interest":"未平仓合约数。","implied_volatility":"隐含波动率。","in_the_money":"是否为价内期权。","expiration":"到期日。","change":"涨跌额。","change_percent":"涨跌幅，百分数。","fifty_two_week_range":"52 周价格区间。"},"fields":{"id":"该记录在原平台上的唯一标识。仅在同一平台内唯一，跨平台可能重复。","name":"名称。用于账号/商品/商家类能力，指该对象本身的名字。","symbol":"股票代码。","sector":"所属板块。","industry":"所属行业。","market_cap":"市值。","price":"价格数值，不含货币符号；币种见 currency。","currency":"价格币种代码（如 CNY、USD）。price 存在但 currency 为 null 时不要假定币种。","quote_type":"标的类型（股票 / ETF / 指数 / 加密货币等）。","exchange":"所属交易所。","pe_ratio":"市盈率。","dividend_yield":"股息率。","platform":"数据来源平台标识，与请求里的 platform 一致（如 xiaohongshu、tiktok）。","date":"该条数据的日期。","open":"开盘价。","high":"最高价。","low":"最低价。","close":"收盘价。","volume":"成交量。","dividends":"分红记录。","stock_splits":"拆股记录。","income":"利润表。","balance_sheet":"资产负债表。","cash_flow":"现金流量表。","quarterly_income":"季度利润表。","url":"该记录在原平台上的可访问链接。","title":"标题。平台无标题概念时（如纯文本帖）为 null。","text":"正文内容，已去除 HTML 标签。长文可能被上游截断。","publisher":"资讯发布方。","posted_at":"发布时间，ISO 8601 格式、UTC 时区（如 2026-08-07T12:34:56+00:00）。上游只给非标准字符串时原样透传，解析前建议做容错。null 表示平台未公开。","recommendation_trend":"分析师评级分布随时间的变化。","upgrades_downgrades":"评级调整历史。","firm":"发布评级的机构。","action":"评级动作（上调 / 下调 / 维持 / 首次覆盖）。","from_grade":"调整前评级。","to_grade":"调整后评级。","price_target":"目标价。","prior_price_target":"调整前的目标价。","calls":"看涨期权列表。","puts":"看跌期权列表。","expiration_dates":"全部到期日。","strikes":"全部行权价档位。","contract_symbol":"期权合约代码。","strike":"行权价。","last_price":"最新价。","bid":"买一价。","ask":"卖一价。","open_interest":"未平仓合约数。","implied_volatility":"隐含波动率。","in_the_money":"是否为价内期权。","expiration":"到期日。","change":"涨跌额。","change_percent":"涨跌幅，百分数。","fifty_two_week_range":"52 周价格区间。"},"undocumented":[]}