Как вывести посты через ajax в wordpress?

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function load_posts_by_ajax_callback() {
    check_ajax_referer('load_more_posts', 'security');
    $paged = $_POST['page'];
    $args = array(
        'post_type' => 'post',
        'post_status' => 'publish',
        'posts_per_page' => 5,
        'paged' => $paged,
    );
    $posts = new WP_Query( $args );
    if ( $posts->have_posts() ) {
        ob_start();
        while ( $posts->have_posts() ) {
            $posts->the_post();
            ?>
                <h2><?php the_title(); ?></h2>
                <p><?php the_excerpt(); ?></p>
            <?php
        }
        wp_reset_postdata();
        $response = ob_get_contents();
        ob_end_clean();
    } else {
        $response = '<p>No more posts to load.</p>';
    }
    echo $response;
    die();
}
add_action( 'wp_ajax_load_posts_by_ajax', 'load_posts_by_ajax_callback' );
add_action( 'wp_ajax_nopriv_load_posts_by_ajax', 'load_posts_by_ajax_callback' );

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<div class="posts-container">
    <?php
        $paged = ( get_query_var( 'paged' ) ) ? get_query_var( 'paged' ) : 1;
        $args = array(
            'post_type' => 'post',
            'post_status' => 'publish',
            'posts_per_page' => 5,
            'paged' => $paged,
        );
        $posts = new WP_Query( $args );
        if ( $posts->have_posts() ) {
            while ( $posts->have_posts() ) {
                $posts->the_post();
                ?>
                    <h2><?php the_title(); ?></h2>
                    <p><?php the_excerpt(); ?></p>
                <?php
            }
            wp_reset_postdata();
        } else {
            echo '<p>No posts found.</p>';