PDF signature with pkcs#7 format certificate

[Faystos]

Hello, there are problems when using the library to sign a PDF file with a pkcs#7 usb token format certificate, an error occurs: "(node:21785) UnhandledPromiseRejectionWarning: Error: Unparsed DER bytes remain after ASN.1 parsing."

The question arises whether this library can be signed with a pkcs#7 format certificate? There is no mention in the documentation, if there is a wild excuse, could you then throw off the section where there are mentions