# Update transfer order Use this operation to update an existing open transfer order. Successful execution of this method will update an open transfer order in Wineshipping system. If for some reason the order cannot be updated standard HTTP Status Code and a reason will be returned. Endpoint: POST /api/InventoryMovement/UpdateTransferOrder Version: 3.1.3 Security: Authentication ## Request fields (application/json): - `Authentication` (object) Credentials are required for all API operations. - `Authentication.UserKey` (string, required) Example: "C445598CB576468EA35FBB22C55584EF" - `Authentication.Password` (string, required) Example: "AF63FDAC1E704DC1AC9460F669ABF107" - `Authentication.CustomerNo` (string, required) Example: "10703" - `TransferInfo` (object) - `TransferInfo.TransferOrderNumber` (string) - `TransferInfo.CustomerReferenceNo` (string) - `TransferInfo.RequestedDate` (string) - `TransferInfo.InventoryStatusCode` (string) - `TransferInfo.FirstName` (string) - `TransferInfo.LastName` (string) - `TransferInfo.PhoneNumber` (string) - `TransferInfo.EmailAddress` (string) - `TransferInfo.SpecialInstruction` (string) - `ItemsInfo` (array) - `ItemsInfo.ItemNo` (string) - `ItemsInfo.ItemDescription` (string) - `ItemsInfo.ItemQuantity` (integer)