Make sure that a pubkey is only appended to the checkpub array if it corresponds to a change address. Signing will fail otherwise, if a non-change pubkey is sent as part of the checkpub list to the Digital BitBox.
Make sure that a pubkey is only appended to the checkpub array if it corresponds to a change address. Signing will fail otherwise, if a non-change pubkey is sent as part of the checkpub list to the Digital BitBox.