get all post with sponsored_post enable

function get_sponsored_post_ids() {
    $args = array(
        'post_type'      => 'post',
        'posts_per_page' => -1,
        'fields'         => 'ids',
        'meta_query'     => array(
            array(
                'key'     => 'jnews_single_post',
                'value'   => '"sponsored_post";s:1:"1";',
                'compare' => 'LIKE',
            ),
        ),
    );

    $query = new WP_Query( $args );
    return $query->posts;
}