Please refer to the Encoded IDs help article to learn about how to find your encoded channel ID, playlist ID.
Story block loading result callback
StoryBlock component provides onVideoFeedLoadFinished prop for setting video feed loading result callback.
<StoryBlockstyle={{ height:200 }}source="discover"onStoryBlockLoadFinished={(error) => {/** * if error is undefined, it means that story block loaded successfully. * Otherwise, it means that story block failed to load. */console.log('onStoryBlockLoadFinished error', error); }}/>