Pdf loading time too long on the pdfjs express viewer. Is there any way to reduce the time to load a pdf file?

PDF.js Express Version

Detailed description of issue
Trying to upload a file of 10 mb but it takes too long around 5 mins to load it. Is there any way to reduce the loading time.

Expected behaviour
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Does your issue happen with every document, or just one?
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Link to document
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Code snippet
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Hey there,

It definitely should not be taking 5 mins to load any document. Would you be able to send us that document?