✔ You can try out the LORIOT MQTT output client with an external MQTT Broker as with our reference example below, Adafruit IO.
a) Register on io.adafruit.com
b) Create a feed following this guide: https://learn.adafruit.com/adafruit-io-basics-feeds/creating-a-feed
c) Configure the Application output in LORIOT:
d) The traffic should be seen in your feed dashboard on io.adafruit.com and in the Application Log in the LORIOT user interface.