diff --git a/src/database/page.rs b/src/database/page.rs
index f838f61..ea93220 100644
--- a/src/database/page.rs
+++ b/src/database/page.rs
@@ -1,6 +1,7 @@
 use crate::database::action::Action;
 use indexmap::IndexMap;
 use serde::{Deserialize, Serialize};
+use serde_json::Value;
 
 #[derive(Debug, Clone, Serialize, Deserialize, Default)]
 #[serde(default)]
@@ -13,10 +14,11 @@ pub struct Page {
   pub sidebar: Option<Sidebar>,
   #[serde(skip_serializing_if = "Option::is_none")]
   pub actions: Option<IndexMap<String, Action>>,
-  /// The personal-scope sibling punc for this page ("one surface, two scopes"):
-  /// the caller-scoped read the page issues when the app is in personal scope.
+  /// The personal-scope filter template ("one surface, two scopes"): the
+  /// "mine" predicate the page merges into its filter when the app is in
+  /// personal scope, e.g. {"reserved_by": "$me"}. Opaque to the engine.
   #[serde(skip_serializing_if = "Option::is_none")]
-  pub personal: Option<String>,
+  pub personal: Option<Value>,
 }
 
 #[derive(Debug, Clone, Serialize, Deserialize, Default)]