Excerpt Include Macro shows error "Unsupported Content" in published mode

Issue Summary

Excerpt Include Macro shows error "Unsupported Content" in published mode. In edit mode, it works fine and shows the content of macro as expected.

Environment

• Confluence Cloud
• Fabric Editor

Steps to Reproduce

1. Open a page in edit mode(new editor) and use excerpt include macro using the page which already has excerpt macro on it.
2. The content of the excerpt macro will show up in the excerpt include macro in edit mode.

Expected Results

You should be able to see the content of the excerpt macro on the excerpt include macro in view mode/published mode.

Actual Results

You will see an error: Unsupported Content in view mode/published mode.
Note: Attached screenshot of the error in Published mode.

Workaround

NA