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In the event graph, get player controller by right clicking. After that, get “Get Component by Class” node and select “Pixel Streaming Input Component”. Drag the Return value and add “send pixel streaming response node”. This method works in any blueprint.
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Note :
This node expects a string . So whatever data you want to send that have to be able to convert into string . That’s why we send json object as a string . In engine side c++ code of the plug-in takes cares rest of the things .
That’s why we can’t send a file or image or binary object through this node . Because they are not easily convertible to string .