diff --git a/backend.yml b/backend.yml
index eb6649e..2ce7a6e 100644
--- a/backend.yml
+++ b/backend.yml
@@ -92,7 +92,7 @@ paths:
           content:
             application/json:
               schema:
-                $ref: '#/components/schemas/ListArray'
+                $ref: '#/components/schemas/MainList'
 
 
   /api/lists/{listid}:
@@ -109,6 +109,18 @@ paths:
         schema:
           type: string
           format: uuid
+      - name: offset
+        in: query
+        description: Pagination offset
+        required: false
+        schema:
+          type: integer
+      - name: limit
+        in: query
+        description: Pagination limit
+        required: false
+        schema:
+          type: integer
       responses:
         200:
           description: List data
@@ -148,19 +160,35 @@ paths:
 
 components:
   schemas:
-    ListArray:
-      type: array
-      items:
-        $ref: '#/components/schemas/List'
+    MainList:
+      type: object
+      properties:
+        ids:
+          type: array
+          items:
+            type: object
+            properties:
+              id:
+                type: string
+                format: uuid
+              name:
+                type: string
+              element_count:
+                type: integer
+        count:
+          type: integer
     List:
       required:
       - id
+      - element_count
       - tracklist
       type: object
       properties:
         id:
           type: string
           format: uuid
+        element_count:
+          type: integer
         tracklist:
           type: array
           items: