From 0f735fd5263ce3655e63a29a6fafbf23e53cbc69 Mon Sep 17 00:00:00 2001
From: bitsanity <brydiver@gmail.com>
Date: Tue, 4 Feb 2020 10:12:54 -0800
Subject: [PATCH] fix_issue_163

---
 README.md | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/README.md b/README.md
index 41da50f..0e24954 100644
--- a/README.md
+++ b/README.md
@@ -56,8 +56,9 @@ const secp256k1 = require('secp256k1')
 // or require('secp256k1/elliptic')
 //   if you want to use pure js implementation in node
 
-// generate message to sign
-const msg = randomBytes(32)
+// msghash should be 32-byte hash of a message, e.g. sha256(msg)
+// here using random data just for illustration and test
+const msghash32 = randomBytes(32)
 
 // generate privKey
 let privKey
@@ -69,10 +70,10 @@ do {
 const pubKey = secp256k1.publicKeyCreate(privKey)
 
 // sign the message
-const sigObj = secp256k1.ecdsaSign(msg, privKey)
+const sigObj = secp256k1.ecdsaSign(msghash32, privKey)
 
 // verify the signature
-console.log(secp256k1.ecdsaVerify(sigObj.signature, msg, pubKey))
+console.log(secp256k1.ecdsaVerify(sigObj.signature, msghash32, pubKey))
 // => true
 ```
 
-- 
2.17.1