I received this text message today after ordering a rainOne router yesterday

I received this text message today after ordering a rainOne router yesterday. I did not know about this coupon until I received this text message. When I called to claim it, the agent who answered the call and their team leader said that the sales agent helping me with the order yesterday was supposed to tell me about the coupon and have the amount deducted from my order. And that they can’t allocate this to me anymore - and all I got was a sorry. [file=24130_84e857a4f5ee***e467627f875__https://s3-eu-west-1.amazonaws.com/pslbs/lhc-files/679d-user-files/5064d7b6e77e0bf6a2fcf0c3180c9d59.jpeg?X-Amz-Content-Sha256=UNSIGNED-PAYLOADandX-Amz-Algorithm=AWS4-HMAC-SHA256andX-Amz-Credential=AKIA5DGWZC5MLFWEG3MCpercent2F***5percent2Feu-west-1percent2Fs3percent2Faws4_requestandX-Amz-Date=***5T131553ZandX-Amz-SignedHeaders=hostandX-Amz-Expires=1200andX-Amz-Signature=2b87c8b1c20fdd83e832bc6806a497127da9ca6167ac3ab58a6e***b1f04 link=http://hellopeter.kobliat.com/dialog/download/24130]