@shipengine/connect-order-source-api/lib/models/inventory-item-base.d.ts

This is the typescript/javascript definitions for the order source api

export interface InventoryItemBase {
    /** Merchant-supplied identifier for the product or item */
    sku: string;
    /**
     * Unique identifier for the inventory record in the 3rd party integration system (i.e. marketplace, 3PL, WMS, etc).
     * This may be the same as `sku`, or be a JSON encoded string containing all the identifiers required to uniquely
     * specify and update the item.
     */
    integration_inventory_item_id: string;
    /** Stock available to sell – generally this is `onhand` minus `committed` */
    available_quantity: number;
    /** Stock allocated to specific orders for fulfillment – this will be less than `onhand` */
    allocated_quantity?: number;
    /** Stock that is physically present in a location, regardless of commitment / allocation */
    onhand_quantity?: number;
    /** Time stamp (ISO 8601) indicating when the current inventory values changed in the source system */
    updated_at?: string;
    /** A unique identifier in the source system for the physical building of a quantity of stock  */
    warehouse_id?: string;
}