We need to update our markdown schema to allow objects to be passed to our propComponents frontmatter like what we see in [our echarts line examples](https://github.com/patternfly/patternfly-react/blob/main/packages/react-charts/src/echarts/components/Line/examples/index.md). --- **Jira Issue:** [PF-3603](https://issues.redhat.com/browse/PF-3603)