Merge pull request #5387 from segmentio/jfoskin-patch-7

Link to GA4 documentation for required parameters in GA4 Web

Author: pwseg

src/_includes/components/actions-fields.html

@@ -82,7 +82,11 @@
 
 ## Available Actions
 
-Build your own Mappings! Combine supported [triggers](/docs/connections/destinations/actions/#components-of-a-destination-action) with the following {{currentIntegration.display_name | remove: " (Actions)"}}-supported actions:
+Build your own Mappings. Combine supported [triggers](/docs/connections/destinations/actions/#components-of-a-destination-action) with the following {{currentIntegration.display_name | remove: " (Actions)"}}-supported actions:
+
+> warning ""
+> View the [Google Analytics documentation](https://developers.google.com/analytics/devguides/collection/ga4/reference/events?client_type=gtag#purchase){:target="_blank"} for the most up-to-date list of required fields.
+
 
 <div class="premonition info">
   <div class="fa fa-info-circle"></div>