This tutorial will show you how to convert a Base64 String to a PDF. Base64 content is needed to create a PDF. To show you how to do it, I converted a PDF file to Base64. I used the URL below for the conversion. I then used the same base64 content to write the PDF to a local directory using the file write operation.
PDF to Base64 Encode – Online Tool
In Anypoint Studio, create a project and set up the listener to start the flow.
To convert the base64 material to PDF, write the dataweave expression.
%dw 2.0import * from dw::core::Binariesoutput multipart/form-data---{ parts: { base64Content: { headers: { "Content-Type": "application/pdf" }, content: fromBase64(payload) }, }} 
Change the mime type to application/pdf
Use the file write procedure to write the file to one of the local directories.
Install and launch the file; a PDF is generated in the local directory.
Git Repositories : sandy551/base64-string-to-pdf (github.com)
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