fixed interaction section in readme

README.md

@@ -517,10 +517,10 @@ If a dynamic webpage does initially not load all the items it might be necessary
 
 ```yml
 interaction:
-  type: click # for now only click is supported.
-  selector: .some > div.selector
-  count: 1 # number of clicks. Default is 1
-  delay: 2000 # milliseconds that the scraper waits after each click. Default is 1000
+  - type: click # for now only click is supported.
+    selector: .some > div.selector
+    count: 1 # number of clicks. Default is 1
+    delay: 2000 # milliseconds that the scraper waits after each click. Default is 1000
 ```
 
 Note that these clicks are executed before the data is scraped. Also the interaction configuration will be ignored if `render_js` is not set to `true` because only in that case is the website actually run within a headless browser.