code: def get(self, request, bot_id, hook_id, id, format=None):
          
          bot = self.get_bot(bot_id, request.user)
          hook = self.get_hook(hook_id, bot, request.user)
          recipient = self.get_recipient(id, hook, request.user)
          serializer = self.serializer(recipient)
          return Response(serializer.data)
docs: Get recipient by id
          ---
          serializer: TelegramRecipientSerializer
          responseMessages:
              - code: 401
                message: Not authenticated