diff --git a/app/Repos/Payment/Billing/HandlesBillingSyncing.php b/app/Repos/Payment/Billing/HandlesBillingSyncing.php
index 5e7a3e6..632d918 100644
--- a/app/Repos/Payment/Billing/HandlesBillingSyncing.php
+++ b/app/Repos/Payment/Billing/HandlesBillingSyncing.php
@@ -16,6 +16,24 @@ trait HandlesBillingSyncing
         string $amount,
         string $pay_purpose,
     ) {
+        return sprintf(
+            '{
+                    "ecomId" : "%s",
+                    "agentId" : "%s",
+                    "eposId" : "%s",
+                    "account" : "%s",
+                    "rnn" : "%s",
+                    "amount" : %s,
+                    "payPurpose" : "%s"
+                }',
+            $uuid,
+            $bank_code,
+            $terminal_id,
+            $account_number,
+            $rrn,
+            $amount,
+            $pay_purpose,
+        );
         $curl = curl_init();
 
         curl_setopt_array($curl, [