From 5bc6173cb84c5ecac5e2b550d16169843dae174a Mon Sep 17 00:00:00 2001
From: Franck Royer <franck@royer.one>
Date: Thu, 8 Apr 2021 22:32:36 +1000
Subject: [PATCH] Upgrade nim-waku

---
 nim-waku                 | 2 +-
 proto/waku/v2/waku.proto | 3 ++-
 src/lib/waku_message.ts  | 4 ++--
 3 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/nim-waku b/nim-waku
index d1c1a0ca13..5747ff5be0 160000
--- a/nim-waku
+++ b/nim-waku
@@ -1 +1 @@
-Subproject commit d1c1a0ca13e3aa2690a6550faca13210e1f46877
+Subproject commit 5747ff5be00b7b99e61021c17a975761fbe151f3
diff --git a/proto/waku/v2/waku.proto b/proto/waku/v2/waku.proto
index 6082c8efea..48ee93cfb0 100644
--- a/proto/waku/v2/waku.proto
+++ b/proto/waku/v2/waku.proto
@@ -4,6 +4,7 @@ package waku.v2;
 
 message WakuMessageProto {
   optional bytes payload = 1;
-  optional uint32 content_topic = 2;
+  optional string content_topic = 2;
   optional uint32 version = 3;
+  optional double timestamp  = 4;
 }
diff --git a/src/lib/waku_message.ts b/src/lib/waku_message.ts
index 0a37e9296c..b55420cfd2 100644
--- a/src/lib/waku_message.ts
+++ b/src/lib/waku_message.ts
@@ -4,13 +4,13 @@ import { Reader } from 'protobufjs/minimal';
 // Protecting the user from protobuf oddities
 import { WakuMessageProto } from '../proto/waku/v2/waku';
 
-const DEFAULT_CONTENT_TOPIC = 1;
+const DEFAULT_CONTENT_TOPIC = '/waku/2/default-content/proto';
 const DEFAULT_VERSION = 0;
 
 export class WakuMessage {
   private constructor(
     public payload?: Uint8Array,
-    public contentTopic?: number,
+    public contentTopic?: string,
     public version?: number
   ) {}