[OAI#1375] Add required props to callback example

andylowry · andylowry · commit fe795e257453 · 2017-10-16T10:59:14.000-04:00
diff --git a/examples/v3.0/callback-example.yaml b/examples/v3.0/callback-example.yaml
@@ -1,4 +1,7 @@
-# ...
+openapi: 3.0.0
+info:
+  title: Callback Example
+  version: 1.0.0
 paths:
   /streams:
     post:
