{ "subjevkos": [ { "prefix": "first name ", "jevko": { "subjevkos": [], "suffix": "John" } }, { "prefix": "\nlast name ", "jevko": { "subjevkos": [], "suffix": "Smith" } }, { "prefix": "\nis alive ", "jevko": { "subjevkos": [], "suffix": "true" } }, { "prefix": "\nage ", "jevko": { "subjevkos": [], "suffix": "27" } }, { "prefix": "\naddress ", "jevko": { "subjevkos": [ { "prefix": "\n street address ", "jevko": { "subjevkos": [], "suffix": "21 2nd Street" } } ], "suffix": "\n" } } ], "suffix": "", "opener": "[", "closer": "]", "escaper": "`" }
What you are getting is the plain Jevko parse tree.
The examples explicitly talk about a format built on top of that. See this answer: https://news.ycombinator.com/item?id=33334314