public IActionResult CreateTracker([FromBody] TrackerCreateRequest request)
 {
     var actorId = Guid.Parse(User.FindFirstValue(JwtClaimTypes.Id));
     var form = new TrackerForm(request.Title, request.Customizations);
     _trackerService.CreateTracker(actorId, form);
     return NoContent();
 }
 public IActionResult UpdateTracker([FromRoute] Guid trackerId, [FromBody] TrackerCreateRequest request)
 {
     var actorId = Guid.Parse(User.FindFirstValue(JwtClaimTypes.Id));
     var optionTracker = _trackerService.GetTracker(actorId, trackerId);
     return optionTracker.Match<IActionResult>(
         Some: tracker =>
         {
             var form = new TrackerForm(request.Title, "");
             _trackerService.EditTracker(actorId, trackerId, form);
             return NoContent();
         },
         None: NotFound(new
             {
                 errors = new
                 {
                     commonError = "Tracker doesn't exist."
                 }
             }
         ));
 }