Aligned with other suggestions above, I had a [successful] go at getting a NodeRED/MQTT-SparkplugB setup going a while back, more info here: Issues with ignition and ignition designer while using Node Red - #4 by kcollins1
Aligned with other suggestions above, I had a [successful] go at getting a NodeRED/MQTT-SparkplugB setup going a while back, more info here: Issues with ignition and ignition designer while using Node Red - #4 by kcollins1