new ContentCards(cards, lastUpdated)
Parameters:
| Name | Type | Description | 
|---|---|---|
| cards | Array | Array of ab.Card descendents (ab.ClassicCard, ab.CaptionedImage, ab.Banner). | 
| lastUpdated | Date | When this collection of cards was received from Appboy servers. If null, it means the content cards are still being fetched for this user. | 
Methods
- 
    getUnviewedCardCount()
- 
    
    
    Get the current unviewed card count. This is useful for powering badges on your control for showing the content cards.