Transaction not yet indexed

UGkZY2dbBddykrPcBZSAhsmdFEe6jCDA8rYYNeCkX5v5SXAqLw7kzcCzZ6tJdtWAyNQVWvEMiVQSNtmpjh12Uzc

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