https://pagure.io/fedora-infrastructure/issue/12083

Messages from [this topic](https://apps.fedoraproject.org/datagrepper/v2/search?topic=org.centos.prod.buildsys.build.state.change), such as [this one](https://apps.fedoraproject.org/datagrepper/v2/id?id=6c98254c-3bf3-4ebb-abdd-133b8b4a12a7&is_raw=true&size=extra-large), are sent without a schema, which is visible by the `fedora_messaging_schema` header pointing to `base.message`.

As such, they are not associated with FAS usernames in datanommer, can't generate notifications or cause badges to be awarded.