public string ThumbnailImagePath {get; set;}

{
  // Note: Needs QueuedTask to run
  {
    //Set properties for Camera
    CIMViewCamera cimCamera = new()
    {
      X = camera.X,
      Y = camera.Y,
      Z = camera.Z,
      Scale = camera.Scale,
      Pitch = camera.Pitch,
      Heading = camera.Heading,
      Roll = camera.Roll
    };

    //Create new CIM bookmark and populate its properties
    var cimBookmark = new CIMBookmark() { Camera = cimCamera, Name = cameraName, ThumbnailImagePath = "" };

    //Add a new bookmark for the active map.
    mapView.Map.AddBookmark(cimBookmark);
  }
}