http://www.newsweek.com/marvels-spiderman-ps4-heist-dlc-how-start-access-1182109

Accessing Marvel’s Spider-Man ’s  The Heist story DLC isn’t as elaborate as having to find an NPC in New York City, or as simple as it starting once it is downloaded. If you’re looking to start the new Black Cat-centric mission here’s how you can right away.

'Spider-Man' will receive its first DLC in October Insomniac Games/PS4