I made the following VC as Blockcerts V3 schema using cert-issuer==3.0.1.
did:web for issuer’s did and made a transaction on Ethereum Ropsten.
After then, I tried to verify the generated VC on my local verifier and https://www.blockcerts.org/.
I got an error “Buffer is not defined” like this.
Deriving Issuing Address from Public Key
Buffer is not defined
Could you help to let me know what wrong with it?