The Country of Manufacture for the order line item; this is required for customs. This should identify the country in which more than 50% of the value of the item was created.
This value must conform to the ISO 3166 two-letter country code standard. To see the list of currently supported codes, and the English names associated with each code (e.g., KY="Cayman Islands"), call GeteBayDetails with DetailName set to CountryDetails.
See the Field Index to learn which calls use CountryOfOrigin.
Unique identifier for the eBay item listing of the order line item. A listing can have multiple order line items (transactions), but only one ItemID. Unless an OrderLineItemID or SKU value is specified in the same node, this field is required for each ItemTransactionID node included in the request.
Unique identifier for an eBay order line item (transaction). The TransactionID should match the ItemID specified in each ItemTransactionID node included in the request. Optionally, an OrderLineItemID value can substitute for the ItemID/TransactionID pair.
See the Field Index to learn which calls use TransactionID.