sunlit://subscribe?channel=12345
Subscribe to someone else's story given the story's App.net channel ID. The user must have already shared the story and explicitly added you as a collaborator. (This URL is automatically included when notifying someone about a shared story.)
sunlit://publish?story=My%20Trip
Publish one of your existing stories, given a story name. If the story has a space in its name, it should be URL encoded.
sunlit://open?story=My%20Trip
Open one of your existing stories by name.
sunlit://create?story=Vacation
Create a new blank story and give it a name.
sunlit://addphoto?story=Vacation
Add a photo from the clipboard to an existing story. The clipboard can contain one or more images. (Can be used with Launch Center Pro to add photos from other apps.)
x-callback-url
To return to another app after Sunlit processes the request, include an x-callback-url action when calling Sunlit, with an x-success value of the other app's URL scheme.