diff --git a/index.js b/index.js
index 55021bf..bb1594e 100644
--- a/index.js
+++ b/index.js
@@ -65,6 +65,12 @@ const Kosmos = function(privateClient/*, publicClient*/) {
       },
       "topic": {
         "type": [ "string", "null" ]
+      },
+      "description": {
+        "type": [ "string", "null" ]
+      },
+      "isLogged": {
+        "type": [ "boolean", "null" ]
       }
     },
     "required": [