align README

README.md

@@ -1,6 +1,15 @@
 # Sensitive Message Formatter
 
-A message formatter for Guzzles log middleware. It replaces static sensitive data (e.g. credentials).
+A message formatter for Guzzles log middleware. It replaces static sensitive data (e.g. credentials) in the whole log item.
+
+From:
+```
+[2024-12-24 18:00:00] Logger.INFO: POST https://api.google.com/account/login HTTP/1.1 username=myUsername&password=mySecretPassword RESPONSE: 200 - {"sessid":"fv0Krhl...
+```
+To:
+```
+[2024-12-24 18:00:00] Logger.INFO: POST https://api.google.com/account/login HTTP/1.1 username=**********&password=**************** RESPONSE: 200 - {"sessid":"fv0Krhl...
+```
 
 ## Installation
 
@@ -16,7 +25,7 @@ $stack->push(
         $myLogger, 
         new sensitiveMessageFormatter(
             '{method} {uri} {req_body} - RESPONSE: {code} - {res_body}',
-            ['myUser', 'myPassword']
+            ['myUsername', 'mySecretPassword']
         )
     ), 
     Logger::INFO