Device Name in Webhook

[ScruffR]

Similar answer here

How/where do I save Published Events?

The way to do that is by having the device ask the cloud for its name and subscribing to the respective cloud event https://docs.particle.io/reference/firmware/photon/#get-device-name But there is noone holding you back from storing the device name (or any other label) in EEPROM to reuse it once set. You could add a Particle.function() (or the likes) to trigger a name retrieval and store that result till you decide to change the name. And I just saw you double posted this "question" so I j…

Please don't double post questions. It ties resources for no good reason.

Especially since we both just refered you to the docs which should have been the first place to look for.
If you use the search field in the docs you get this

which will lead you exactly to the place we both linked you too