/files/download/{fileId}GET (Since it's a download, GET is the appropriate method)fileId (required): The ID of the file to download. Example: b34nlb44l4v2d1iqdh8ofdl2GET /files/download/b5h86j5dkl7m0rnylnkt3kfhb34nlb44l4v2d1iqdh8ofdl2.200 OK: File download successful. The file content will be in the response body.400 Bad Request: Invalid request parameters.401 Unauthorized: User is not authorized to download this file. (Important for shared files)404 Not Found: File not found.500 Internal Server Error: Server error.Content-Type header (e.g., application/pdf, image/jpeg, application/octet-stream for generic binary data) to indicate the file's MIME type.Content-Disposition header should be used to suggest a filename to the browser. For example: Content-Disposition: attachment; filename="downloaded_file.pdf"401 Unauthorized to indicate access issues with shared files.