Untitled

add_action( 'wp_footer', function(){

                ?>

                <script type="text/javascript">

                                jQuery(document).ready(function($){

                                                $(document).ajaxSuccess(function(event, jqXHR, options) {

                                                                console.log(options.data);

                                                                if (options.data instanceof FormData && options.data.has('action') && options.data.get('action') === 'mec_book_form' ) {

                                                                                $( document.body ).trigger( 'wc_fragment_refresh' );

                                                                }

                                                })

                                })

                </script>

                <?php

} );