message: added purchaseorder type
diff: @@ -382,6 +382,34 @@ export interface PurchaseAndSalesDetails {
  TaxType?: string;
  }
  +export interface PurchaseOrder {
  + PurchaseOrderID?: string;
  + PurchaseOrderNumber?: string;
  + DateString?: string;
  + Date?: string;
  + DeliveryDateString?: string;
  + DeliveryDate?: string;
  + DeliveryAddress?: string;
  + AttentionTo?: string;
  + Telephone?: string;
  + DeliveryInstructions?: string;
  + IsDiscounted?: boolean;
  + Reference?: string;
  + Type?: string;
  + CurrencyRate?: string;
  + CurrencyCode?: string;
  + Contact?: Contact;
  + BrandingThemeID?: string;
  + Status?: string;
  + LineAmountTypes?: string;
  + LineItems?: LineItem[];
  + SubTotal?: string;
  + TotalTax?: string;
  + Total?: string;
  + UpdatedDateUTC?: string;
  + HasAttachments?: boolean;
  +}
  +
  export interface Tracking {
  Name?: string;
  Option?: string;
  