declare global { interface Window { Appcues: Appcues; AppcuesSettings: AppcuesSettings; } } export interface Appcues { track(event_name: string, properties?: Properties): void; identify(userId: string, traits?: Properties): void; group(groupId: string, traits?: Properties): void; page(): void; } export interface AppcuesSettings { enableURLDetection: boolean; } export type Properties = { [k: string]: unknown; };