The PageView event should be triggered when a profile views a page on the website. This event is required on all web pages (that you want to track), regardless if other events are triggered.
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After the implementation you can check the incoming event with its fields as follows:
Go to Data and scroll to 'Events':
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Click on PageView
Check if the incoming data matches with the tracking
If yes, the event is coming in complete
If not, check the implementation
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