Subscribing to preview start event

Using the following method, you can run a callback when a UserGuiding preview start;

window.userGuidingLayer.push({ 
  event: 'onPreviewStart', 
  fn: _YOUR_FUNCTION_HERE_
})

example call

window.userGuidingLayer.push({
  event: 'onPreviewStart', 
  fn: (data) => console.log(data)
})

example output (logs to console)

{
  guideId: 123456
}

See other available methods;

onPreviewEnd
onPreviewStep