iOS SDK 2.48

Whats New?

• Adds ability to fetch widgets that were created after a given date by using the new since parameter for the getWidgetModels method. https://docs.livelike.com/docs/accessing-widget-data#getting-widget-models
• Exposes a clickthroughURL on Sponsors
• Adds ability to fetch leaderboard entries for multiple profiles at a time. https://docs.livelike.com/docs/leaderboards#getting-leaderboard-entries