Attribute changes not documented ?

[3ative]

I've added a parcel and can see the attributes for it. 👍

Now, when writing an automation trigger, what does the outForDelivery: attribute get updated from/to ??

parcels:
  - [redacted]
outForDelivery: []
availableForCollection: []
icon: mdi:package-variant-closed
friendly_name: Evri Parcels

Here: