Convert single column into multiple in Spark

Consider below Sample JSON which has geo column with latitude and longitude values.
let's convert this into multiple columns dynamically.

{"Name":"Hanu","Address":{"Address1":"11213","Address2":"N TEST BLVD","City":"MIAMI"},"State":"FL"}

Below code will convert the Address into multiple columns
val sample = spark.read.json("/myHome/sample.json")
smaple.select('Name,"$Address.*",'State).show