Why is .pfx file mandatory while e sign? I am trying to use https://github.com/aspose-pdf-cloud/aspose-pdf-cloud-node.js/blob/master/test/testFields.ts#L307 to understand how e sign can be implemen......fields, I am using below request body: { “PageIndex”: 1, “Signature”:...helpful if you can share any body for both of the above mentioned...