From 840fa20428ac5c7905a70edb6f1b594c936401f1 Mon Sep 17 00:00:00 2001
From: Raza Mehdi <srmk@outlook.com>
Date: Wed, 4 Jan 2017 16:05:45 +0500
Subject: [PATCH] Fix response error for IPN

---
 src/Traits/PayPalRequest.php | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/src/Traits/PayPalRequest.php b/src/Traits/PayPalRequest.php
index 7aa37674..06fd1927 100644
--- a/src/Traits/PayPalRequest.php
+++ b/src/Traits/PayPalRequest.php
@@ -306,14 +306,19 @@ private function doPayPalRequest($method, $params)
     /**
      * Parse PayPal NVP Response.
      *
-     * @param string $string
+     * @param string|\GuzzleHttp\Psr7\Request $request
      *
      * @return array
      */
-    private function retrieveData($string)
+    private function retrieveData($request)
     {
         $response = [];
-        parse_str($string, $response);
+
+        if ($request instanceof \GuzzleHttp\Psr7\Request) {
+            $request = \GuzzleHttp\Psr7\Str($request);
+        }
+
+        parse_str($request, $response);
 
         return $response;
     }