I do not hold a Markham account

What is the meaning of this SMS Social distance pmnt options for bought MARKHAMS acc: https://webuimbd.datafree.co/#/QP?r=*** or debit order & EFT. MBD LC tel ***

I have complained a number of times via email to your accounts dept. I do not have a markham account therefore I do not owe you money. Please correct your system and stop harassing me