docs: correction

Author: KSXGitHub

src/json_data.rs

@@ -13,7 +13,7 @@ use derive_more::{From, TryInto};
 #[cfg(feature = "json")]
 use serde::{Deserialize, Serialize};
 
-/// The `"unit"` field and the `"tree"` field of [`JsonData`].
+/// The `"unit"` field of [`JsonData`] and the root node of the tree.
 #[derive(Debug, Clone, From, TryInto)]
 #[cfg_attr(feature = "json", derive(Deserialize, Serialize))]
 #[cfg_attr(feature = "json", serde(tag = "unit", content = "tree"))]