diff --git a/nano/node/messages.cpp b/nano/node/messages.cpp
index a02f943a..c1d77957 100644
--- a/nano/node/messages.cpp
+++ b/nano/node/messages.cpp
@@ -940,6 +940,25 @@ std::size_t nano::confirm_req::size (nano::block_type type_a, std::size_t count)
 	return result;
 }
 
+std::string nano::confirm_req::to_string () const
+{
+	std::string s = header.to_string ();
+
+	if (header.block_type () == nano::block_type::not_a_block)
+	{
+		for (auto && roots_hash : roots_hashes)
+		{
+			s += "\n" + roots_hash.first.to_string () + ":" + roots_hash.second.to_string ();
+		}
+	}
+	else
+	{
+		s += "\n" + block->to_json ();
+	}
+
+	return s;
+}
+
 /*
  * confirm_ack
  */
diff --git a/nano/node/messages.hpp b/nano/node/messages.hpp
index 3395fc5b..fb236803 100644
--- a/nano/node/messages.hpp
+++ b/nano/node/messages.hpp
@@ -198,6 +198,7 @@ public:
 	std::vector<std::pair<nano::block_hash, nano::root>> roots_hashes;
 	std::string roots_string () const;
 	static std::size_t size (nano::block_type, std::size_t = 0);
+	std::string to_string () const;
 };
 
 class confirm_ack final : public message