export interface OptionalContentConfig { name: any; creator: any; _order: any; _groups: Map; _evaluateVisibilityExpression(array: any): any; isVisible(group: any): any; setVisibility(id: any, visible?: boolean): void; getOrder(): any; getGroups(): any; getGroup(id: any): any; } export interface OptionalContentGroup { visible: boolean; name: string; intent: any; } export interface PdfLayer { layerId: string; name: string; visible: boolean; }