Unauthorized debit order

I do not have any relationship with these people. I dont recall giving you (Nedbank) authorization to release or allow the below debit order to run on my account. Please fix my account ASAP and please note that I will not be liable for any fee linked to this, it’s your mess fix it.

DAZOBASE lodged a R 97 debit order for date 190731 on your acc. For queries call *** ref 31-D254 or for more information go to www.doubleblack.co.za