View Source BlueHeron.HCI.Event.LEMeta.AdvertisingReport (blue_heron v0.5.1)
The LE Advertising Report event indicates that one or more Bluetooth devices have responded to an active scan or have broadcast advertisements that were received during a passive scan. The Controller may queue these advertising reports and send information from multiple devices in one LE Advertising Report event.
Reference: Version 5.2, Vol 4, Part E, 7.7.65.2