Transaction not yet indexed

5UBXzzK93pidWFGDHJ4oAw6XABzGVxZa49rBNobGJVLRAFeyCwqsnPnaMWKZYoNRoQYLW8J4Yh82DaoAtPkAyLF8

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