diff --git a/context.go b/context.go
index 18c313f..90344b4 100644
--- a/context.go
+++ b/context.go
@@ -1330,7 +1330,12 @@ func NewContext(db * badger.DB, log Logger) (*Context, error) {
     return nil, err
   }
 
-  err = ctx.RegisterNodeType(GQLNodeType, []ExtType{GroupExtType, GQLExtType})
+  err = ctx.RegisterNodeType(GroupNodeType, []ExtType{GroupExtType})
+  if err != nil {
+    return nil, err
+  }
+
+  err = ctx.RegisterNodeType(GQLNodeType, []ExtType{GQLExtType})
   if err != nil {
     return nil, err
   }
diff --git a/gql.go b/gql.go
index 38b4df9..b2bcef3 100644
--- a/gql.go
+++ b/gql.go
@@ -1285,6 +1285,18 @@ func (ext *GQLExt) FreeResponseChannel(req_id uuid.UUID) chan Signal {
 func (ext *GQLExt) Process(ctx *Context, node *Node, source NodeID, signal Signal) Messages {
   // Process ReadResultSignalType by forwarding it to the waiting resolver
   switch sig := signal.(type) {
+  case *SuccessSignal:
+    response_chan := ext.FreeResponseChannel(sig.ReqID)
+    if response_chan != nil {
+      select {
+      case response_chan <- sig:
+        ctx.Log.Logf("gql", "Forwarded success to resolver, %+v", sig.ReqID)
+      default:
+        ctx.Log.Logf("gql", "Resolver channel overflow %+v", sig)
+      }
+    } else {
+      ctx.Log.Logf("gql", "received success signal response %+v with no mapped resolver", sig)
+    }
   case *ErrorSignal:
     // TODO: Forward to resolver if waiting for it
     response_chan := ext.FreeResponseChannel(sig.ReqID)
diff --git a/node.go b/node.go
index fae514d..8eda196 100644
--- a/node.go
+++ b/node.go
@@ -308,6 +308,7 @@ func nodeLoop(ctx *Context, node *Node) error {
             }
           }
           node.PendingACLs[msg.Signal.ID()] = PendingACL{len(msgs), timeout_signal.ID(), msg.Signal.Permission(), princ_id, msgs, []Signal{}, msg.Signal, msg.Source}
+          ctx.Log.Logf("policy", "Sending signals for pending ACL: %+v", msgs)
           ctx.Send(msgs)
           continue
         } else if resp == Allow {
diff --git a/serialize.go b/serialize.go
index ab765ee..1e27ae5 100644
--- a/serialize.go
+++ b/serialize.go
@@ -86,6 +86,7 @@ var (
 
   GQLNodeType = NewNodeType("GQL")
   BaseNodeType = NewNodeType("BASE")
+  GroupNodeType = NewNodeType("GROUP")
 
   StopSignalType       = NewSignalType("STOP")
   CreateSignalType     = NewSignalType("CREATE")