FlexiPageType:
| "AppPage"
| "ObjectPage"
| "RecordPage"
| "HomePage"
| "ForecastingPage"
| "MailAppAppPage"
| "CommAppPage"
| "CommForgotPasswordPage"
| "CommLoginPage"
| "CommObjectPage"
| "CommQuickActionCreatePage"
| "CommRecordPage"
| "CommRelatedListPage"
| "CommSearchResultPage"
| "CommGlobalSearchResultPage"
| "CommSelfRegisterPage"
| "CommThemeLayoutPage"
| "UtilityBar"
| "RecordPreview"
| "EmbeddedServicePage"
| "CommCheckoutPage"
| "CommOrderConfirmationPage"
| "CommFlowPage"
| "EmailTemplatePage"
| "ApplicationLayout"
| "CommNoSearchResultsPage"
| "CommElectronicSignaturePage"
| "CommContractDocumentsPage"
| "EmailContentPage"
| "ServiceDocument"
| "LandingPage"
| "CdpRecordPage"
| "SlackAppHome"
| "SlackMessage"
| "SlackModal"
| "SlackNotification"
| "EasyHomePage"
| "CardPage"
| "VoiceExtension"