Transaction not yet indexed

Un1NAM3iN6y7fMAT6EcpnwXRkXFgo2YB3piTEBsHh4KAtwddnwJyUjDDU9dFYA7GDFw1KRQu3EoupgZEgpBUFMA

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