I need to fetch Parent's Parent record values to be prepopulated in my New record creation page. below URL hack is not saving/throwing error :
Error: Field Account.Owner.Phone does not exist. Check spelling.
Below is the URL hack that I'm trying
/lightning/o/Contact/new?defaultFieldValues=AccountId={!Account.Id},Phone={!Account.Owner.Phone},LastName=Vamsy&navigationLocation=RELATED_LIST&backgroundContext=%2Flightning%2Fr%2FAccount%2F{!Account.Id}%2Fview