Limited support
This feature is only present in Portal 2: Community Edition. Keys for Campaigns
| Key | Type | Details | Optional |
title | string | This is the name of the campaign. If a translation key is provided, it will be localized. | No |
unlock_all | boolean | Determines if all chapters are unlocked and no unlock state should be tracked. (This is set to false by default) | Yes |
meta | block | Meta keys for the P2:CE interface. These values apply to all chapters/maps unless overridden. | Yes |
chapters | array | Array of chapters. | No |