Subiendo proyecto completo sin restricciones de git ignore

vendor/paypal/paypalhttp/lib/PayPalHttp/Serializer/Json.php

@@ -0,0 +1,38 @@
+<?php
+
+namespace PayPalHttp\Serializer;
+
+use PayPalHttp\HttpRequest;
+use PayPalHttp\Serializer;
+
+/**
+ * Class Json
+ * @package PayPalHttp\Serializer
+ *
+ * Serializer for JSON content types.
+ */
+class Json implements Serializer
+{
+
+    public function contentType()
+    {
+        return "/^application\\/json/";
+    }
+
+    public function encode(HttpRequest $request)
+    {
+        $body = $request->body;
+        if (is_string($body)) {
+            return $body;
+        }
+        if (is_array($body)) {
+            return json_encode($body);
+        }
+        throw new \Exception("Cannot serialize data. Unknown type");
+    }
+
+    public function decode($data)
+    {
+        return json_decode($data);
+    }
+}