Your message format is correct. The downlink message did not arrive. I think it is a problem with your gateway. We can't debug it here. You can check your gateway.
Your information is in the correct format. The downlink message didn't arrive, I think it's your gateway problem, we can't debug this side, you can check your gateway.
Your message format is correct. The downlink message didn't arrive. I think it's your gateway problem. We can't debug it here. You can check your gateway.<br>