Meta query for AM360 assign tags value
$meta_query = array( 'relation' => 'OR', array( 'key' => '_mbr_woocommerce_product_data', 'value' => 'assign_tags', 'compare' => 'IN', 'type' => 'CHAR', ), );
$meta_query = array( 'relation' => 'OR', array( 'key' => '_mbr_woocommerce_product_data', 'value' => 'assign_tags', 'compare' => 'IN', 'type' => 'CHAR', ), );