diff --git a/src/data.cpp b/src/data.cpp
index 6b1efd7..2bbe9a1 100644
--- a/src/data.cpp
+++ b/src/data.cpp
@@ -18,6 +18,12 @@
   if (wire_.hasWire())
     return wire_;
 
+  // Data ::= DATA-TLV TLV-LENGTH
+  //            Name
+  //            MetaInfo
+  //            Content
+  //            Signature
+  
   wire_ = Block(Tlv::Data);
 
   // Name
@@ -57,6 +63,12 @@
   wire_ = wire;
   wire_.parse();
 
+  // Data ::= DATA-TLV TLV-LENGTH
+  //            Name
+  //            MetaInfo
+  //            Content
+  //            Signature
+    
   // Name
   name_.wireDecode(wire_.get(Tlv::Name));