E-way bill cancel

The person who has generated the e-Way Bill can cancel that e-Way Bill within 24 hours. After this 24 hours the consignor can request the recipient of such consignment to cancel the e-Way Bill within 72 hours. So, By Recepient of Goods e-way bill can be cancelled within 72 hours. But after that You can't cancel e-way bill

So, in your case, it can't be cancelled, now.