Create callback-example.yaml

RobDolinMS · web-flow · commit 406e63adc865 · 2017-06-15T09:09:13.000-07:00
diff --git a/examples/v3.0/callback-example.yaml b/examples/v3.0/callback-example.yaml
@@ -14,7 +14,7 @@ paths:
             format: uri
             example: https://tonys-server.com
       responses:
-        201:
+        '201':
           description: subscription successfully created
           content:
             application/json:
