diff --git a/apns2/client.py b/apns2/client.py
index 86c4057..3d07968 100644
--- a/apns2/client.py
+++ b/apns2/client.py
@@ -90,7 +90,7 @@ class APNsClient(object):
                           priority: NotificationPriority = NotificationPriority.Immediate,
                           expiration: Optional[int] = None, collapse_id: Optional[str] = None) -> None:
         stream_id, reason = self.send_notification_async(token_hex, notification, topic, priority, expiration, collapse_id)
-        result = self.get_notification_result(stream_id, reason)
+        result = self.get_notification_result(stream_id, reason.get('reason'))
         print(123, result)
         if result != 'Success':
             if isinstance(result, tuple):
@@ -143,7 +143,7 @@ class APNsClient(object):
 
         url = '/3/device/{}'.format(token_hex)
         response = self.__client.post('https://{}{}'.format(self.__server, url), headers=headers, data=json_payload)
-        return response.status_code, response.text
+        return response.status_code, response.json()
 
     def get_notification_result(self, status: int, reason: str) -> Union[str, Tuple[str, str]]:
         """