Salutations. I am working on a project with some farmers. However, researchers want to be notified when a farmer enters data. Farmers don’t use email on their smartphone, but whatsapp. I could try with rest-service, but I would like the data to be sent by whatsapp to the researchers before the f…

I think sending a message to a group might not be supported. It's possible to open such a group if you know its id but that's it.