Boat — Boat Airdopes 161 pro sleek black

My boat 161 pro remained on even after putting it in the charging case.Also right side was not properly worked and so that I've complained and requested for replacement.Courier agent picked up my product on 13 October in good condition.but after it reached boat service center, it gets damaged. I've send it in proper condition and without any damage, but during transit it was damaged.Now boAt company rejected my claim.Even there is no any mistake or damage from myside, I've suffered the loss.
Please help me.