Update README.md

Author: YannSuissa

README.md

@@ -30,7 +30,7 @@ let wallet;
 
 wallet = wallet_gen(["0x4242"], with_seed, debug)
 console.log("return value", wallet)
-let wallet = wallet_gen(["0x42000000","0x00420000","0x00004200","0x00000042"], without_seed, debug)
+wallet = wallet_gen(["0x42000000","0x00420000","0x00004200","0x00000042"], without_seed, debug)
 console.log("return value", wallet)
 
 ```