public function get_order_refund( $order_id, $id, $fields = null, $filter = array() ) {
		try {
			// Validate order ID
			$order_id = $this->validate_request( $order_id, $this->post_type, 'read' );

			if ( is_wp_error( $order_id ) ) {
				return $order_id;
			}

			$id = absint( $id );

			if ( empty( $id ) ) {
				throw new WC_API_Exception( 'woocommerce_api_invalid_order_refund_id', __( 'Invalid order refund ID.', 'woocommerce' ), 400 );
			}

			$order  = wc_get_order( $order_id );
			$refund = wc_get_order( $id );

			if ( ! $refund ) {
				throw new WC_API_Exception( 'woocommerce_api_invalid_order_refund_id', __( 'An order refund with the provided ID could not be found.', 'woocommerce' ), 404 );
			}

			$line_items = array();

			// Add line items
			foreach ( $refund->get_items( 'line_item' ) as $item_id => $item ) {
				$product    = $item->get_product();
				$hideprefix = ( isset( $filter['all_item_meta'] ) && 'true' === $filter['all_item_meta'] ) ? null : '_';
				$item_meta  = $item->get_formatted_meta_data( $hideprefix );

				foreach ( $item_meta as $key => $values ) {
					$item_meta[ $key ]->label = $values->display_key;
					unset( $item_meta[ $key ]->display_key );
					unset( $item_meta[ $key ]->display_value );
				}

				$line_items[] = array(
					'id'               => $item_id,
					'subtotal'         => wc_format_decimal( $order->get_line_subtotal( $item ), 2 ),
					'subtotal_tax'     => wc_format_decimal( $item->get_subtotal_tax(), 2 ),
					'total'            => wc_format_decimal( $order->get_line_total( $item ), 2 ),
					'total_tax'        => wc_format_decimal( $order->get_line_tax( $item ), 2 ),
					'price'            => wc_format_decimal( $order->get_item_total( $item ), 2 ),
					'quantity'         => $item->get_quantity(),
					'tax_class'        => $item->get_tax_class(),
					'name'             => $item->get_name(),
					'product_id'       => $item->get_variation_id() ? $item->get_variation_id() : $item->get_product_id(),
					'sku'              => is_object( $product ) ? $product->get_sku() : null,
					'meta'             => array_values( $item_meta ),
					'refunded_item_id' => (int) $item->get_meta( 'refunded_item_id' ),
				);
			}

			$order_refund = array(
				'id'         => $refund->get_id(),
				'created_at' => $this->server->format_datetime( $refund->get_date_created() ? $refund->get_date_created()->getTimestamp() : 0, false, false ),
				'amount'     => wc_format_decimal( $refund->get_amount(), 2 ),
				'reason'     => $refund->get_reason(),
				'line_items' => $line_items,
			);

			return array( 'order_refund' => apply_filters( 'woocommerce_api_order_refund_response', $order_refund, $id, $fields, $refund, $order_id, $this ) );
		} catch ( WC_API_Exception $e ) {
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => $e->getCode() ) );
		}
	}