I have similar problem. Some fields with content look like being empty.
‘yoast_free_metabox_nonce’ => ‘5cb6ef0a80’,
‘yoast_wpseo_focuskw’ => ”,
‘yoast_wpseo_title’ => ”,
‘yoast_wpseo_metadesc’ => ”,
‘yoast_wpseo_linkdex’ => ‘-1375’,
‘yoast_wpseo_content_score’ => ’60’,
‘yoast_wpseo_is_cornerstone’ => ‘false’,
‘yoast_wpseo_primary_offer_category_term’ => ’65’,
‘yoast_wpseo_primary_offer_category_nonce’ => ‘b38f65279d’,
‘yoast_wpseo_primary_department_category_term’ => ’26’,
‘yoast_wpseo_primary_department_category_nonce’ => ‘b38f65279d’,
‘screen’ => ‘mobile’,
‘yoast_wpseo_opengraph-title’ => ”,
‘yoast_wpseo_opengraph-description’ => ”,
‘yoast_wpseo_opengraph-image’ => ”,
‘yoast_wpseo_opengraph-image-id’ => ”,
‘yoast_wpseo_twitter-title’ => ”,
‘yoast_wpseo_twitter-description’ => ”,
‘yoast_wpseo_twitter-image’ => ”,
‘yoast_wpseo_twitter-image-id’ => ”,
‘acf’ =>
array (
‘field_5fc0d90c96f96’ => ”,
‘field_5fc0d92c96f97’ => ”,
‘field_5f71ca9114e94’ => ”,
‘field_5fc0e0ef4e45b’ => ”,
‘field_5fc0e18e44b3e’ => ”,
‘field_5fbf863f80b7a’ => ”,
‘field_5fc0e1104e45c’ => ”,
‘field_5fc0e1a044b3f’ => ”,
‘field_5f758d8ddc9dd’ => ”,
),