Issue Summary

Page Copy operation leads to the loss of Custom Content for Third-Party Apps. In particular, the 'Scroll Page Title' associated with the Scroll Exporter App is not retained when the page is copied.

Steps to Reproduce

Currently reproduced for the Scroll Export Apps

1. Navigate to More actions (click on ...) and select "Set Scroll Page Title".
2. Input any text of your choice.
3. Copy the page, either within the same space or to a different one.
4. Notice that the copied page does not retain the value in the "Set Scroll Page Title".

Expected Results

The custom values for the apps are retained when the page is copied.

Actual Results

Custom values for Third-Party Apps are not preserved during page copy

Workaround

 Use Copy Page API that will also copy the custom content for third-party apps.