[BUG] Appended blueprint does not import blocks, only entities.

[Onutirachi]

Describe the bug
Appended blueprint does not import blocks, only entities.

To Reproduce
Steps to reproduce the behavior:

1. CTRL/CMD + V to import main blueprint
2. Now try to append a blueprint with blocks to the main blueprint using CTRL/CMD + SHIFT + V
3. See it does not import the blocks, only entities

Expected behavior
It was expected to append both blocks and entities

Screenshots
https://imgur.com/a/fjhlxcQ

In-game block pattern

In-game block pattern blueprint to append

Main blueprint on editor

Block pattern appended on main blueprint

Desktop

• OS: Windows 10
• Browser: Google Chrome