Should you change the field names please update and be aware that the unique field names within the properties panel under the (advance menu) tab must reflect the following structure for each field.
recipient : “1784XXXXXXX” //Payswif account number
recipient_name : "Business Name" //The Business Name
order_id : "Unique Order ID" //Unique order number
amount : 100 //amount in numeric value
currency : "USD" //choose between USD or XCD
description : "This payment was received for.."//customizable payment description
redirect : "https://mybusinessname.com"//redirct customer after payment was successful