Google Apps Script API
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    Additional information about the content of the file. These fields are never populated in responses.

    interface FileContentHints {
        indexableText?: string;
        thumbnail?: FileContentHintsThumbnail;
    }
    Index

    Properties

    indexableText?: string

    Text to be indexed for the file to improve fullText queries. This is limited to 128KB in length and may contain HTML elements.

    A thumbnail for the file. This will only be used if Google Drive cannot generate a standard thumbnail.