pub fn thumbnail(
        &self,
    ) -> std::option::Option<
        &std::collections::HashMap<crate::model::DocumentThumbnailType, std::string::String>,
    > {
        self.thumbnail.as_ref()
    }
/// <p>The thumbnail of the document.</p>
The thumbnail of the document.
The thumbnail of the document .
pub fn thumbnail(
        &self,
    ) -> std::option::Option<
        &std::collections::HashMap<crate::model::DocumentThumbnailType, std::string::String>,
    > {
        self.thumbnail.as_ref()
    }
pub fn thumbnail ( & self , ) -> std :: option :: Option < & std :: collections :: HashMap < crate :: model :: DocumentThumbnailType , std :: string :: String > , > { self . thumbnail . as_ref ( ) }
<p>The thumbnail of the document.</p>
<p > The thumbnail of the document . < / p >
&self
&self