diff --git a/app/src/main/java/ru/myitschool/work/ui/screen/meetings/MeetingsState.kt b/app/src/main/java/ru/myitschool/work/ui/screen/meetings/MeetingsState.kt
index f53d291..f09ded0 100644
--- a/app/src/main/java/ru/myitschool/work/ui/screen/meetings/MeetingsState.kt
+++ b/app/src/main/java/ru/myitschool/work/ui/screen/meetings/MeetingsState.kt
@@ -1,4 +1,32 @@
 package ru.myitschool.work.ui.screen.meetings
 
-class MeetingsState {
+import kotlinx.collections.immutable.PersistentList
+import ru.myitschool.work.ui.screen.book.BookState
+import ru.myitschool.work.ui.screen.main.MainState
+
+sealed interface MeetingsState {
+    data object Loading: MeetingsState
+    data object Empty: MeetingsState
+    data class Error(
+        val error: String
+    ): MeetingsState
+    data class Data(
+        val name: String,
+        val photoUrl: String,
+        val books: PersistentList<Book>,
+        val items: PersistentList<Item>
+    ): MeetingsState {
+        data class Book(
+            val date: String,
+            val place: String,
+        )
+        data class Item(
+            val date: String,
+            val places: PersistentList<Place>,
+        )
+        data class Place(
+            val id: String,
+            val name: String,
+        )
+    }
 }
\ No newline at end of file