Right now, we don’t offer an upload-file feature. It’s in our plans though.
What you could do though is to download the content you want to POST, before actually posting it.
I assume you are using a Script API monitor, right?
If so, you will be already using the
$http object for this.
If you take a look at the API of the underlying module,
request, you can see a multitude of ways to achieve a “download-then-upload” scenario: https://www.npmjs.com/package/request.
A very simple example that DOWNLOADS an image and UPLOADS it straight after:
Of course you can tune it to your specific scenario.
Let me know if this helps.