override meta time amp

<li class="amp-wp-posted-on">
    <time datetime="<?php echo esc_attr( date( 'c', get_post_modified_time( 'U', get_the_ID() ) ) ); ?>">
        <?php
        echo esc_html(
            sprintf(
                _x( '%s ' . JNews\AMP\Helper::jnews_return_translation( 'Ago', 'jnews-amp', 'ago' ), '%s = human-readable time difference', 'jnews-amp' ),
                human_time_diff( get_post_modified_time( 'U', get_the_ID() ), time() )
            )
        );
        ?>
    </time>
</li>