# DirectFulfillmentItemIdentifiers
## Properties
**line_item_id** | **String** | A unique identifier for an item provided by the client for a direct fulfillment shipment. This is only populated for direct fulfillment multi-piece shipments. It is required if a vendor wants to change the configuration of the packages in which the purchase order is shipped. |
**piece_number** | Option<**String**> | A unique identifier for an item provided by the client for a direct fulfillment shipment. This is only populated if a single line item has multiple pieces. Defaults to 1. | [optional]
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