Boat — warranty claim for boat rockerz 255f bluetooth earphones

I registered a complaint regarding the warranty of my boat rockers 255f bluetooth earphones on 5/07/2020. The ticket no is 1253797.
The item was picked up and it reached boat service center on 14/07/20. The current status of my ticket is "replacement issued" which was last updated on 16/07/20. I tried to contact them several times, but i still haven't received any mail or response about the delivery nor the updates of my complaint.
It's been 14 days since the last response.