public function single(Domain $domain, ClientSurvey $id): JsonResource 	{ 		if ($id->client_id !== auth()->user()->user->getKey()) { 			abort(403, (string) __('client-surveys.you-may-only-view-your-own-surveys')); 		}  		$id->load([ 			'survey', 			'extraQuestions', 			'demographicQuestions', 			'applicants' => function ($query) { 				$query->fillingOnlineSurvey()->mailable(); 			}, 		]);  		return new ClientSurveyResourceSingle($id); 	}