To download your files programmatically, you must send an HTTP GET request to https://bulksell.ebay.com.sg/ws/eBayISAPI.dll?FileExchangeUpload. This request will enable you to download your requested files. When sending HTTP GET requests you must pass the file reference number. This reference number (ref #)is available in the File Upload Confirmation email or on the View Upload Results page.
Note: Remember to store your token securely and refrain from sharing it with others