Uninformative error message when pasting a long sequence via Paste from Clipboard with IDT option set

[ViktoriaTkacheva]

Steps to Reproduce

1. Open two Ketcher browser tabs – the Macro mode
2. In one tab open this file Long sequence 2000.zip
3. Copy this structure and paste it to the second tab via Paste from Clipboard, selecting the “IDT” option in the dropdown
4. Click on the “Add to Canvas” button

Actual behavior
An uninformative error message is displayed on the canvas (from the error it is not clear to the user, what went wrong). Reproduced only in the Remote mode

Expected behavior
An informative error message is displayed on the canvas

Desktop (please complete the following information):

• OS: Windows 10 Pro (version 22H2) x64
• Browser: Сhrome
• Version: (124.0.6367.201) x64

Ketcher version 2.21.0-rc.2, Build at 2024-05-20; 11:00:53

Issue found while testing #4495