diff --git a/pkg/node/protocol.go b/pkg/node/protocol.go
index 8958f0d..06d26b9 100644
--- a/pkg/node/protocol.go
+++ b/pkg/node/protocol.go
@@ -60,12 +60,13 @@ func (h *ResponseHandler) ParseResponse(resp *Message, expectedType MessageType,
 // DefaultResponseHandler is the default response handler instance.
 var DefaultResponseHandler = &ResponseHandler{}
 
-// ValidateResponse is a convenience function using the default handler.
+// if err := ValidateResponse(resp, MsgPong); err != nil { return 0, err }
 func ValidateResponse(resp *Message, expectedType MessageType) error {
 	return DefaultResponseHandler.ValidateResponse(resp, expectedType)
 }
 
-// ParseResponse is a convenience function using the default handler.
+// var stats StatsPayload
+// if err := ParseResponse(resp, MsgStats, &stats); err != nil { return nil, err }
 func ParseResponse(resp *Message, expectedType MessageType, target interface{}) error {
 	return DefaultResponseHandler.ParseResponse(resp, expectedType, target)
 }
@@ -76,7 +77,7 @@ func IsProtocolError(err error) bool {
 	return ok
 }
 
-// GetProtocolErrorCode returns the error code if err is a ProtocolError, otherwise returns 0.
+// code := GetProtocolErrorCode(err) // 0 when err is not a ProtocolError
 func GetProtocolErrorCode(err error) int {
 	if pe, ok := err.(*ProtocolError); ok {
 		return pe.Code