Index: lib/MsgUtils/src/AgentMessage.cpp
===================================================================
diff -u -r088513e6ea7bad08b4fb7862127c726eabad18fd -rccc40a7e73e9ee5d2a5fb56f3f2bea4f8294900f
--- lib/MsgUtils/src/AgentMessage.cpp	(.../AgentMessage.cpp)	(revision 088513e6ea7bad08b4fb7862127c726eabad18fd)
+++ lib/MsgUtils/src/AgentMessage.cpp	(.../AgentMessage.cpp)	(revision ccc40a7e73e9ee5d2a5fb56f3f2bea4f8294900f)
@@ -21,7 +21,7 @@
 /*!
  * \brief   AgentMessage::build
  * \details Builds a complete wire-ready frame with header and optional payload CRCs.
- * \param   msgId    - message identifier for Agent MQTT routing
+ * \param   msgId    - message identifier for Agent MQTT topic
  * \param   sequence - caller-managed sequence number
  * \param   payload  - optional payload; pass empty for zero-length frames (e.g. Ack)
  * \return  complete frame ready to write to the transport