export function generateRecommendationEvent(activity: any, callback: any): void;
export function getRecommendationFor(req: any, userId: any, dateOptions: any, options: any, callback: any, userLocale: any): void;
export function isItemRecommended(req: any, itemId: any, userId: any, dateRange: any, options: any, callback: any): void;
export function createAction(userAgent: any, ipAddress: any, postId: any, userId: any, date: any, action: any, callback: any): void;
export function createManyActions(posts: any, callback: any): void;