Setting meta for all tests on a model

The problem I’m having

I’m not able to define meta config on all tests inside specific model.
Tests have FQN that don’t include model name, so I’m not able to select only specific models.
I can set meta on package level, but not on model level

The context of why I’m trying to do this

What I’ve already tried

Setting meta on model directly

Some example code or error messages

tests:
  project:
    package1:
      package2:
        +store_failures: true
        +severity: warn
        +meta:
             test: 1000

This works, but only on package level.

tests have FQN like this:

project.package1.package2.not_null...

How can I set meta for tests on a model level ?