export declare class WTGooglePassStyle extends null<String, any> {
    'backgroundColor'?: any | null;
    'logoUrl'?: any | null;
    'heroImageUrl'?: any | null;
    static discriminator: string | undefined;
    static attributeTypeMap: Array<{
        name: string;
        baseName: string;
        type: string;
    }>;
    static getAttributeTypeMap(): any;
}