small CouponItemModel fix

@@ -524,20 +524,16 @@ public class CouponItemModel {
             "yyyy-MM-dd'T'HH:mm:ss"         // ISO 8601
         ]
         
-        var createdParsed = false
+        var createdResult = ""
         for format in createdFormats {
             dateFormatter2.dateFormat = format
             if let date = dateFormatter2.date(from: createdString ?? "") {
                 dateFormatter2.dateFormat = "dd/MM/yyyy"
-                let resultString = dateFormatter2.string(from: date)
-                self.created = resultString
-                createdParsed = true
+                createdResult = dateFormatter2.string(from: date)
                 break
             }
         }
-        if !createdParsed {
-            self.created = ""
-        }
+        self.created = createdResult
 
         if let changes_dates = dictionary["changes_dates"] as? [String: Any] {
             let redeemedString = changes_dates["redeemed"] as? String? ?? ""