Some people may experience that the data is sent out normally, and the return is 204, but there is no event in the real-time report of GA4.
There are the following reasons:
- api_secret problem: such as missing api_secret, or api_secret error, invalid.
- Over 72 hours: GA4 can only process data within 72 hours, if it exceeds 72 hours, it will not be processed.
Be assigned to Unassigned Channels
ga_session_id is in Cookie_ga_<container-id>, learn more: Explanation of Cookie Values used by Google Analytics 4
Some Dimensions are not set
This is because there is no such dimension sent in the Measurement Protocol, so it is not set.