Function processNestedJssObjects

processNestedJssObjects(obj: any): string
Process nested JSS objects and convert to CSS. Recursively finds objects with className or selector properties and converts them to CSS strings.
Parameters
- obj: any
  The nested JSS object to process
Returns string
CSS string with all converted styles
Example
```
import * as Styles from '@universityofmaryland/web-styles-library';
const css = Styles.utilities.transform.jss.processNestedJssObjects({
  buttons: {
    primary: { className: 'btn-primary', color: 'red' }
  }
});
```
Since
1.8.0
- Defined in styles/source/utilities/transform/jss.ts:293