Method: urlNotifications.getMetadata
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最后更新时间 (UTC)：2025-10-05。
[null,null,["最后更新时间 (UTC)：2025-10-05。"],[],["The core content describes how to retrieve metadata about a web document via the Indexing API. A `GET` request is sent to `https://indexing.googleapis.com/v3/urlNotifications/metadata`. The `url` parameter, representing the queried URL, is required. The request body must be empty. A successful response contains an instance of `UrlNotificationMetadata`. This operation is limited to URLs previously seen in successful Indexing API notifications and requires the `https://www.googleapis.com/auth/indexing` OAuth scope.\n"]]
