public function replicateAndSaveClientSurveyBaInternal(ClientSurvey $parentSurvey, Request $request): ClientSurvey 	{ 		$clientSurvey = $parentSurvey->replicate()->fill([ 			'client_survey_id' => $parentSurvey->id, 			'start_date' => formatTimestamp($request->start_date, 'Y-m-d'), 			'end_date' => formatTimestamp($request->end_date, 'Y-m-d'), 			'number_of_employees' => $request->number_of_employees ?? 0, 			'status' => $request->status, 			'admin_comment' => $request->admin_comment, 			'comparable' => $request->boolean('comparable'), 			'survey_type' => SurveyType::InternalBA->value, 		]);  		$clientSurvey->save();  		return $clientSurvey; 	}