Fix transactionId typing

Author: DarkGL

composer.json

@@ -2,7 +2,7 @@
   "name": "simpaypl/simpay",
   "description": "Official SimPay API",
   "type": "library",
-  "version": "2.0.1",
+  "version": "2.0.2",
   "license": "MIT",
   "minimum-stability": "stable",
   "require": {

lib/DirectBilling/Traits/TransactionsTrait.php

@@ -5,15 +5,16 @@
 trait TransactionsTrait
 {
 
-    public function getTransactions(int $serviceId, int $page = 1, int $limit = 15) {
+    public function getTransactions(int $serviceId, int $page = 1, int $limit = 15)
+    {
         return $this->guzzle->request('GET', '/directbilling/' . $serviceId . '/transactions', [
             'page' => $page,
             'limit' => $limit
         ]);
     }
 
-    public function getTransaction(int $serviceId, int $transactionId) {
+    public function getTransaction(int $serviceId, string $transactionId)
+    {
         return $this->guzzle->request('GET', '/directbilling/' . $serviceId . '/transactions/' . $transactionId);
     }
-
-}
+}