Alas I think I can see what is causing the problem.
[{"id":"12257f9.cd4f78","type":"function","z":"eff5d6e6.236338","name":"MQTT in cheat","func":"var newMsg = msg.payload; \nreturn newMsg;","outputs":1,"noerr":0,"x":380,"y":1470,"wires":[["a18509f4.ec6d58"]],"info":"This node takes the *modified* message and puts it back to what it was on the other machine before it was sent via MQTT.\nSimple.\n2 lines of code."}]