Add 'success' field to example diagnostic response.

1 files changed, 1 insertions, 1 deletions

diff --git a/README.md b/README.md
index 0fe4b8df..65f0d198 100644
--- a/README.md
+++ b/README.md
@@ -163,7 +163,7 @@ Finally, the `payload` and `value` fields are mutually exclusive:
 
 The response to a simple PID request would look like this:
 
-    {"bus": 1, "id": 1234, "mode": 1, "pid": 5, "payload": "0x2"}
+    {"success": true, "bus": 1, "id": 1234, "mode": 1, "pid": 5, "payload": "0x2"}
 
 ## Commands