Transaction not yet indexed

PUwwCnE8TgJC8CBKUWhe4pLfBYrm7DjE2SJgzBLG7Lb6p53kfQWpipPbdNUUwa4Dv9UfsTmjcsLcDPbV5am48n6

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.