GA 4 – begin_checkout value appear in GTM, but not appear in GA 4

  1. image 1: code
  2. image 2: page source
  3. image 3: GTM > begin_checkout > data layer
  4. image 4: GA > Report > Realtime > Event count by Event Name
  5. image 5: Debug view for begin_checkout. value is not appear

begin_checkout event and value appear in GTM, but in GA 4, the event appear without value. I believed it contains all the parameter needed for begin_checkout as shared here (https://developers.google.com/analytics/devguides/collection/ga4/reference/events?client_type=gtag#begin_checkout)

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