export declare class TimelineEventIFrame { 'linkLabel': string; 'headerLabel': string; 'width': number; 'url': string; 'height': number; static readonly discriminator: string | undefined; static readonly mapping: { [index: string]: string; } | undefined; static readonly attributeTypeMap: Array<{ name: string; baseName: string; type: string; format: string; }>; static getAttributeTypeMap(): { name: string; baseName: string; type: string; format: string; }[]; constructor(); }