https://blog.fastdot.com/joomla/easystore-v1-0-3-introducing-paystack-payment-gateway-predefined-email-templates-more/?seraph_accel_prep=eyJub25jZSI6ImIyMGRiMjJmM2Q0YzNmOGE1ZDJmNjNhNGYxYjYwYjVhIiwiX3RtIjoiMTcxNTkzODYwOC40MzQ3IiwicGMiOiJXWmpuMTIiLCJscm4iOiJcL3NcL21cL3ZcL2NtblwvbFwvQFwvOWY2MTJhNzhhMjUyZmNhMTNlYjgwYWIyYjgwYTY1NDcuZGF0Lmd6In0=