How can i generate a certificate with 2.0 Specification & displayHTML attribute?

The android wallet requires that a certificate with 2.0 Specification & displayHTML attribute.
How can i generate a certificate with 2.0 Specification & displayHTML attribute?
Thanks

Hi,

You can fix it adding this to conf.ini:

additional_global_fields = {"fields": [{"path": "$.displayHtml","value": "<h1>Hello World</h1>"}]}

Hope it helps!

Also note that @sandoche just submitted a PR to cert-tools to help out with this