Connect app cannot read Jira macro on Confluence page without ADMIN scope

Issue Summary

This is reproducible on Data Center:  (no)

The endpoint does not render Jira macros anymore when invoked by a Connect app user. 

Steps to Reproduce

1. Create a public Jira project with a couple of issues.

1. Insert a Jira macro into a Confluence page.

1. Insert a JQL query like project = KEY.

1. Call the following endpoint /wiki/rest/api/content/<PAGE_ID>?expand=body.export_view
2. If called by a Connect app, the response will not contain a rendered Jira table, but an error message:
    Data cannot be retrieved due to an unexpected error.
3. If called by any logged-in user - or even an anonymous user - the export_view will contain an HTML representation of the Jira issues table.{}

Expected Results

If called by a Connet App, the response should contain a rendered Jira table.

Actual Results

Connect app cannot read Jira macro on Confluence page without ADMIN scope.

Workaround

Unknown