diff --git a/avers-api.cabal b/avers-api.cabal
--- a/avers-api.cabal
+++ b/avers-api.cabal
@@ -1,5 +1,5 @@
 name:                avers-api
-version:             0.0.2
+version:             0.0.3
 synopsis:            Types describing the core and extended Avers APIs
 description:         See README
 homepage:            http://github.com/wereHamster/avers-api
@@ -38,3 +38,4 @@
    , servant
    , text
    , time
+   , vector
diff --git a/src/Avers/API.hs b/src/Avers/API.hs
--- a/src/Avers/API.hs
+++ b/src/Avers/API.hs
@@ -90,7 +90,7 @@
 
   ------------------------------------------------------------------------------
   -- LookupPatch
-  :<|> "objects" :> Capture "objId" ObjId :> Capture "revId" RevId
+  :<|> "objects" :> Capture "objId" ObjId :> "patches" :> Capture "revId" RevId
     :> Credentials
     :> CacheValidationToken
     :> Get '[JSON] (Cacheable LookupPatchResponse)
@@ -121,6 +121,12 @@
     :> Credentials
     :> CacheValidationToken
     :> Get '[JSON] (Cacheable LookupLatestReleaseResponse)
+
+  ------------------------------------------------------------------------------
+  -- Feed
+  :<|> "feed"
+    :> Credentials
+    :> Raw -- WebSocket, stream of 'Change' objects
 
   ------------------------------------------------------------------------------
   -- ChangeSecret
diff --git a/src/Avers/API/Types.hs b/src/Avers/API/Types.hs
--- a/src/Avers/API/Types.hs
+++ b/src/Avers/API/Types.hs
@@ -5,8 +5,9 @@
 
 import GHC.Generics
 
-import Data.Text (Text)
-import Data.Aeson as A
+import Data.Text   (Text)
+import Data.Aeson  as A
+import Data.Vector as V
 import Data.Time
 import Avers
 
@@ -215,6 +216,22 @@
         [ "id" .= lsrSessionId x
         , "objId" .= lsrSessionObjId x
         ]
+
+
+
+--------------------------------------------------------------------------------
+-- Feed
+
+data ChangeFeedSubscription
+    = IncludeObjectChanges ObjId
+
+instance FromJSON ChangeFeedSubscription where
+    parseJSON (Array a) = case V.toList a of
+        ["+", objId] -> IncludeObjectChanges <$> parseJSON objId
+        _            -> fail "ChangeFeedSubscription"
+
+    parseJSON _ = fail "ChangeFeedSubscription"
+
 
 
 --------------------------------------------------------------------------------