# Set TTL on a key, then view it (just verify no error, can't match dynamic time)
$ pda set hello@mt world
$ pda meta hello@mt --ttl 1h
  ok set ttl to 1h hello@mt

# Clear TTL with --ttl never
$ pda set --ttl 1h expiring@mt val
$ pda meta expiring@mt --ttl never
  ok cleared ttl expiring@mt
$ pda meta expiring@mt
  key: expiring@mt
  secret: false
  writable: true
  pinned: false
  expires: never