MerchantReturn

Parameter Name	Type	Description
`CreatedBy`	String	Who created the return
`MerchantGUID`	String	Merchant’s unique ID
`MerchantOrderId`	String	Merchant Order Id
`OrderId`	String	Order Id
`ReturnedProducts`	List of `MerchantReturnProduct`	List of products returned
`ReturnShippingCost`	Number	The return shipping fee paid by the end customer.
`ReturnTrackingNumber`	String	Return tracking number
`RMANumber`	String	Return Merchandise Authorization number
`ShipperName`	String	Name of shipper
`TrackingURL`	String	Tracking URL

Parameter Name	Type	Description
`CartItemId`	String	The ID of the cart item
`MerchantReturnReasonCode`	String	Merchant code for return reason
`MerchantReturnReasonName`	String	Merchant name for return reason
`Name`	String	Name of product
`ReturnQuantity`	String	Return quantity
`ReturnReasonName`	String	Reason for return
`SKU`	String	Stock keeping unit

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