@@ -7,7 +7,7 @@ |
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7 | 7 | protected $deliveryTag; |
8 | 8 | |
9 | 9 | /** |
10 | - * @return mixed |
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10 | + * @return string |
|
11 | 11 | */ |
12 | 12 | public function getDeliveryTag() |
13 | 13 | { |