/**
 * Funnel metadata builders (Retail V1 Analytics P0).
 */
export interface ScreenMetadataInput {
    readonly screenName?: string;
    readonly previousScreenName?: string;
}
export declare function buildScreenMetadata(input: ScreenMetadataInput): Record<string, string>;
export declare function buildMenuOpenedMetadata(input: ScreenMetadataInput & {
    productCount?: number;
}): Record<string, string | number>;
export declare function buildProductSelectedMetadata(input: ScreenMetadataInput & {
    productId: number | string;
    interactionType?: string;
}): Record<string, string | number>;
export declare function buildQrDisplayedMetadata(input: ScreenMetadataInput & {
    paymentId?: string;
    surface?: string;
}): Record<string, string>;
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