You can search for identifiers within the package.
in-package search v0.2.0
type json = [
| `Assoc of (string * json) list
| `Bool of bool
| `Float of float
| `Int of int
| `List of json list
| `Null
| `String of string
]
val from_json : ?keywordize:bool -> json -> t
val to_json : t -> json