I received my thermostat last week, I also tried on my side to capture the packets without a very good result. I am very happy that the thermostat works with MQTT !! I will try tomorrow to configure it !Thank you very much !
//Edit
Woot i got it to work
broadlink discover
found: 172.16.82.182 4eae9f34ea34
PID child 26304
Hysen heating controller
4eae9f34ea34 room_temp 27.0
4eae9f34ea34 room_temp 27.0
4eae9f34ea34 room_temp 27.0
4eae9f34ea34 room_temp 27.0
4eae9f34ea34 room_temp 27.0
My plan is to buy one for each room in my house, If I have more than one thermostat, how do I disable the search and add a static ip