stdClass Object
(
    [@odata.context] => https://srch-historycentre-prod24.search.windows.net/indexes('index-prod1')/$metadata#docs(*)
    [@odata.count] => 0
    [@search.facets] => stdClass Object
        (
            [collection/collectionarea] => Array
                (
                )

            [type] => Array
                (
                )

            [subcategory] => Array
                (
                )

            [location/placename] => Array
                (
                )

            [collection/subcollection] => Array
                (
                )

            [collection/collectiongroup] => Array
                (
                )

            [collection/collectioncategory] => Array
                (
                )

            [era] => Array
                (
                )

            [category] => Array
                (
                )

        )

    [value] => Array
        (
        )

)