RegisterClickEvent

public void CreateClickContentEvent(Guid itemId)
{
    if (Tracker.IsActive && Tracker.Current != null)
    {
        Assert.IsNotNull(Tracker.Current, "Tracker.Current");

        if (Tracker.Current != null)
        {
            Assert.IsNotNull(Tracker.Current.Session, "Tracker.Current.Session");

            CurrentInteraction interaction = Tracker.Current.Session.Interaction;

            Assert.IsNotNull(interaction, "Tracker.Current.Session.Interaction");
            Assert.IsNotNull(interaction.CurrentPage, "Tracker.Current.Session.Interaction.CurrentPage");
        }

        var clickEventName = $"{itemId}_click";

        var itemPath = $"/sitecore/system/Settings/Analytics/Page Events/Content Events Click/{clickEventName}";

        var clickEventItem = Context.Database.GetItem(itemPath, Language.Parse("en"));

        if (clickEventItem != null)
        {
            PageEventData pageEventData = new PageEventData(clickEventName, clickEventItem.ID.ToGuid())
            {
                ItemId = itemId,
                Data = itemId.ToString(),
                DataKey = itemId.ToString("B"),
                PageEventDefinitionId = clickEventItem.ID.ToGuid(),
                Text = "Clicked",
                Name = clickEventName
            };

            if (Tracker.Current.Contact != null)
            {
                try
                {
                    Tracker.Current.Interaction.CurrentPage.Register(pageEventData);
                }
                catch (Exception)
                {
                    Log.Error($"Error on register tracking... ", "CreatePageEventWithGoal");
                }
            }
        }
    }
}