# Only Reading the Payload Fields in MQTT

**URL:** <https://www.thethingsnetwork.org/forum/t/only-reading-the-payload-fields-in-mqtt/35502>\
**Category:** TTKG - The Things Kickstarter Gateway\
**Created:** [March 19, 2020, 3:09pm UTC](https://www.thethingsnetwork.org/forum/t/only-reading-the-payload-fields-in-mqtt/35502 "2020-03-19T15:09:50Z")\
**Posts on this page:** 1\
**Showing post:** 4

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**Author:** ![arjanvanb](https://www.thethingsnetwork.org/forum/user_avatar/www.thethingsnetwork.org/arjanvanb/32/46626_2.png) [@arjanvanb](https://www.thethingsnetwork.org/forum/u/arjanvanb)\
**Post date:** [March 21, 2020, 10:11am UTC](https://www.thethingsnetwork.org/forum/t/only-reading-the-payload-fields-in-mqtt/35502/4 "2020-03-21T10:11:04Z")

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> [@brianprobbins](#):
>
> ```python
> # Assign event callbacks
> mqttc.on_connect=on_connect
> mqttc.on_message=on_message
> 
> ```

Aside: when using Paho in Python, see [some notes about proper error logging and TLS](https://www.thethingsnetwork.org/forum/t/a-python-program-to-listen-to-your-devices-with-mqtt/9036/13).

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