Values.PillarDifferencesSourceval to_value :
PillarDifference.t list ->
[> `List of
[> `Structure of
(string
* [> `Enum of string
| `List of
[> `Structure of
(string * [> `Enum of string | `String of QuestionId.t ])
list ]
list
| `String of PillarId.t ])
list ]
list ]