Go to JSON Schema configuration as described in [WebStorm JSON schema documentation](https://www.jetbrains.com/help/webstorm/2016.3/json-schema.html), and add a following rules:
| Schema File | Pattern |
|---------------|---------|
| ubConfig.schema | ubConfig*.json |
| entity.schema | *.meta |
| scheduler.config.schema | _schedulers.json |
Enjoy **autocomplete** and **validation** of config's and entity metafiles.