gistfile1.txt

jQuery.ajax({
    url: '/wp-admin/admin-ajax.php',
    type: 'POST',
    data: {
        action: 'update_portfolio_data'
    },
    success: function(response) {
        console.log('Success:', response);
    },
    error: function(xhr, status, error) {
        console.log('Error:', error);
    }
});

fetch('/wp-json/')
  .then(response => {
    const serverDate = response.headers.get('date');
    console.log('WP Server Time:', new Date(serverDate));
  });