Body Add Order Return Request(Body Add Order Return Request)

{
    "order_number": "string",
    "order_return_number": "string",
    "fail_reason": "string",
    "created_time": 0,
    "return_address_id": 0,
    "return_items": [
        {
            "sku": "string",
            "quantity": 0
        }
    ]
}