public function get_formatted_legacy( $hideprefix = '_' ) {
		if ( ! is_ajax() ) {
			wc_deprecated_argument( 'WC_Order_Item_Meta::get_formatted', '2.4', 'Item Meta Data is being called with legacy arguments' );
		}

		$formatted_meta = array();

		foreach ( $this->meta as $meta_key => $meta_values ) {
			if ( empty( $meta_values ) || ( ! empty( $hideprefix ) && substr( $meta_key, 0, 1 ) === $hideprefix ) ) {
				continue;
			}
			foreach ( (array) $meta_values as $meta_value ) {
				// Skip serialised meta.
				if ( is_serialized( $meta_value ) ) {
					continue;
				}

				$attribute_key = urldecode( str_replace( 'attribute_', '', $meta_key ) );

				// If this is a term slug, get the term's nice name.
				if ( taxonomy_exists( $attribute_key ) ) {
					$term = get_term_by( 'slug', $meta_value, $attribute_key );
					if ( ! is_wp_error( $term ) && is_object( $term ) && $term->name ) {
						$meta_value = $term->name;
					}
				}

				// Unique key required.
				$formatted_meta_key = $meta_key;
				$loop               = 0;
				while ( isset( $formatted_meta[ $formatted_meta_key ] ) ) {
					$loop ++;
					$formatted_meta_key = $meta_key . '-' . $loop;
				}

				$formatted_meta[ $formatted_meta_key ] = array(
					'key'   => $meta_key,
					'label' => wc_attribute_label( $attribute_key, $this->product ),
					'value' => apply_filters( 'woocommerce_order_item_display_meta_value', $meta_value, $this->meta, $this->item ),
				);
			}
		}

		return $formatted_meta;
	}