Exporting Custom Blueprint Node
Reality Engine supports custom nodes on Reality API. To export a custom node into the Reality API, a new class derived from ZDBlueprintNode must be created.
Implementation
To create a new blueprint node asset, Click ADD NEW then BLUEPRINT CLASS

Pick ZDBlueprintNode as parent class, which you can find it under All Classes

Object classes can be renamed, like MyBlueprintNode.
Click EDIT → PROJECT SETTINGS

Scroll down, click Exports under Reality tab.

Click ➕ under Nodes tab, select the Node Class and close the Project Settings window.

Launch the Reality Control and press F7 to launch Reality Setup.
Click Play on Reality Editor.

Right click space on Reality Setup. Click CREATE → MY CATEGORY → MYDISPLAYNAME

Your node will be shown on Reality Editor.

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