export interface ICartItem { itemId: string; sku: string; quantity: number; pricing: { sku: string; price?: number; }; attributes: Array<{ name: string; value: string; }>; associatedWith?: string; associationCode?: string; activationCode?: string; zipCode?: string; equipment?: string; details?: any; keywords?: string; description?: string; title?: string; maxAddonData?: number; compatibleSim?: Array; addonType?: string; } export interface ICart { mdn?: string; userId?: string; invalidCart?: boolean; items: Array; }