Limited support
This feature is only present in Portal 2: Community Edition. Keys for Chapters
| Key | Type | Details | Optional |
title | string | This is the name of the chapter. If a translation key is provided, it will be localized. | No |
save_comment | string | A string that will be appended to the save file. More information | Yes |
meta | block | Meta keys for the P2:CE interface. These values apply to all maps unless overridden. | Yes |
maps | array | Array of maps. | No |