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Valid values

ORDER_SHIPPING_IN_PROGRESS The order cannot be returned as it is currently being shipped
RETURN_WINDOW_EXPIRED The window for returning the order has expired
NOT_SUPPORTED The order return is not supported
ORDER_NOT_FOUND The order was not found
UNAUTHORIZED The dev does not have permission to cancel order
ALREADY_RETURNED The item has already been returned
ALREADY_DENIED The item requested to be returned has already been denied
RETURN_IN_PROGRESS The item already has a return in progress
INVALID_QUANTITY The order return is already in progress
LINE_ITEM_NOT_IN_ORDER The return request contains a line item with an id that was not part of the order
RETURN_CREATION_FAILED The return request failed to be created
ReturnOrderResponse