Transaction not yet indexed

unDDgdwcSRzbyDJ3kxMP2Y8P7f45EUUrkdUUH71wQyLxCS6RcuCy9y47Kid2AQw2tb9addHy1u2b3WaKeQ9nSLL

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