According to the official WWE Network FAQ, the following programming will be added in 2014:
In-Ring
WWE Tribute to the Troops 2014
Originals
The Monday Night War
WWE Total Divas
WWE Rivalries
Vault
WCW Clash of the Champions
WWE Saturday Morning Slam
Rock n’ Wrestling (tentative)
WWE Saturday Night’s Main Event
WCW Nitro
Vault Specials