import type ActiveProduct from './models/active-product';
import type Product from './models/product';
import type Transaction from './models/transaction';
export declare type EventName = 'onUserUpdate' | 'onDeferredPurchase' | 'onError' | 'onBuyRequest' | 'onReceipt';
export interface StartOptions {
    appId: string;
    apiKey: string;
    userId?: string;
    allowAnonymousPurchase?: boolean;
    enableDeferredPurchaseListener?: boolean;
    enableStorekitV2?: boolean;
    lang?: string;
    environment?: string;
}
export interface BuyOptions {
    crossPlatformConflict: boolean;
    prorationMode?: string;
}
export interface GetProductsOptions {
    includeSubscriptionStates: string[];
}
export interface ShowManageSubscriptionsOptions {
    sku?: string;
}
export declare type Products = {
    productsForSale: Product[];
    activeProducts: ActiveProduct[];
};
export declare type RestoreResponse = {
    newPurchases: Transaction[];
    transferredActiveProducts: ActiveProduct[];
};
export declare type DeviceParams = Record<string, string>;
export declare type UserTags = Record<string, string>;
export type { default as ActiveProduct } from './models/active-product';
export type { default as Product } from './models/product';
export type { default as Transaction } from './models/transaction';
export type { default as BillingStatus } from './models/billing-status';