Merge pull request #415 from SetuHQ/fix/prepaid-sandbox-url

update prepaid url for sandbox

Author: avinashprj

api-references/payments/billpay/mobile-prepaid-recharge.json

@@ -13,13 +13,13 @@
     "https"
   ],
   "servers": [
-    {
-      "url": "https://prepaid.setu.co",
-      "description": "Production"
-    },
     {
       "url": "https://prepaid-uat.setu.co",
       "description": "UAT"
+    },
+     {
+      "url": "https://prepaid.setu.co",
+      "description": "Production"
     }
 
   ],