@@ -31,6 +31,9 @@  | 
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| 31 | 31 | private $serializer;  | 
                                                        
| 32 | 32 | private $authentication;  | 
                                                        
| 33 | 33 | |
| 34 | + /**  | 
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| 35 | + * @param null|Authentication $authentication  | 
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| 36 | + */  | 
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| 34 | 37 | public function __construct(HttpClient $client, Serializer $serializer, ?Authentication $authentication)  | 
                                                        
| 35 | 38 |      { | 
                                                        
| 36 | 39 | $this->client = $client;  |