amplitude.getInstance().logEvent('EVENT_NAME_HERE'); curl --data '{"api_key": "f12e46fcfc36b6fbe643cafc6ec3fa1f", "events": [{"user_id": "john_doe@gmail.com", "event_type": "watch_tutorial", "user_properties": {"Cohort": "Test A"}, "country": "United States", "ip": "127.0.0.1"}]}' https://api.amplitude.com/2/httpapi