We are in the final stage of the eCom Bridge and have landed on the question why the last activity property is null on deals despite the API moving it from swimlane to swimlane.
For others viewing this topic, the Last activity date property reflects:
The last time a note, call, email, meeting, or task was logged for a contact. This is set automatically by HubSpot based on user actions in the contact record. Last Activity Date updates when an activity is entered into HubSpot or when an existing activity on the record is edited.
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