public function registerCustomer(Domain $domain, RegisterCustomer $request, OAuthHandler $oAuthHandler): JsonResource 	{ 		$customer = Customer::create([ 			'domain_id' => $domain->id, 			'lastname' => $request->lastname, 			'date_of_birth' => $request->date_of_birth, 		]);  		$user = $this->registerAuthParent($request, $customer, $oAuthHandler);  		return $user->getModelResource(); 	}