Node-RED function that takes the msg.payload and converts it to/from bencode data.
Either use the Manage Palette option in the Node-RED Editor menu, or run the following command in your Node-RED user directory - typically ~/.node-red
npm i node-red-contrib-bencode
If the input is a buffer it tries to parse it as bencode and creates a javascript object. If the input is a javascript object it tries to serialize it as bencode and creates a buffer.