Interface Customer

interface Customer {
    account?: CustomerAccount | null;
    accountType?: string | null;
    billingAddress?: Address | null;
    companyInformation?: CompanyInformation | null;
    contactDetails?: ContactDetails | null;
    device?: CustomerDevice | null;
    fiscalNumber?: string | null;
    isCompany?: boolean | null;
    isPreviousCustomer?: boolean | null;
    locale?: string | null;
    merchantCustomerId?: string | null;
    personalInformation?: PersonalInformation | null;
    shippingAddress?: AddressPersonal | null;
    vatNumber?: string | null;
}