**Request Headers:**
0: Content-Type:application/json
1: Authorization: Bearer OPAYPUB17260488799240.646755712292528
2: MerchantId:256624091158827

**Request Body:**
{"country":"NG","reference":"671225b90cd3v","amount":{"total":"100","currency":"NGN"},"returnUrl":"https:\/\/settlottonig.com\/dev\/iclude\/opay_success.php","callbackUrl":"https:\/\/settlottonig.com\/dev\/iclude\/opay_success.php","cancelUrl":"https:\/\/settlottonig.com\/dev\/iclude\/opay_failed.php","expireAt":30,"userInfo":{"userEmail":"support@oinvent.com","userId":"2","userMobile":"080","userName":"Oinvent"},"product":{"name":"Wallet Top Up","description":"Setlotto Wallet Top Up"},"payMethod":""}