Official guide refers to x-fb-event_id but template expects event_id

[weotch]

The guide at https://developers.facebook.com/docs/marketing-api/conversions-api/guides/gtm-server-side refers to x-fb-event_id being the GA4 event parameter name but this line makes me think it should be just event_id:

https://github.com/facebookincubator/ConversionsAPI-Tag-for-GoogleTagManager/blob/57278940502aff341c06441a558545a63699c245/template.tpl#L172

For instance, with this GTM config:

I see this in the server side GTM debugger:

When I use x-fb-event_id as the param name in GTM, I don't see any event_id in the server side GTM debugger.

[agustinv]

+1

[whycantidraw]

+1

[ajosephjohnson]

+1