Please I need more explanation on

[abdullmng]

// Do something with $event->obj
// Give value to your customer but don't give any output
// Remember that this is a call from Paystack's servers and
// Your customer is not seeing the response here at all
if possible please a sample code

And on step 4 you mentioned verify transaction before giving value I still don't get what value to give and how

[djunehor]

"value" is whatever user paid for, say a product or download or access to a page.