![Node-RED: Lecture 3 – Example 3.3 Using a change node to change or manipulate a message payload – Node RED Programming Guide Node-RED: Lecture 3 – Example 3.3 Using a change node to change or manipulate a message payload – Node RED Programming Guide](http://noderedguide.com/wp-content/uploads/2015/11/Node-RED-Lecture-3-Basic-nodes-and-flows-8.jpg)
Node-RED: Lecture 3 – Example 3.3 Using a change node to change or manipulate a message payload – Node RED Programming Guide
![Node-RED: Lecture 3 – Example 3.3 Using a change node to change or manipulate a message payload – Node RED Programming Guide Node-RED: Lecture 3 – Example 3.3 Using a change node to change or manipulate a message payload – Node RED Programming Guide](http://noderedguide.com/wp-content/uploads/2015/11/Node-RED-Lecture-3-Basic-nodes-and-flows-7.jpg)
Node-RED: Lecture 3 – Example 3.3 Using a change node to change or manipulate a message payload – Node RED Programming Guide
![Node-RED: Lecture 3 – Example 3.3 Using a change node to change or manipulate a message payload – Node RED Programming Guide Node-RED: Lecture 3 – Example 3.3 Using a change node to change or manipulate a message payload – Node RED Programming Guide](http://noderedguide.com/wp-content/uploads/2015/11/Node-RED-Lecture-3-Basic-nodes-and-flows-6.jpg)