Transaction not yet indexed

ykg4QgEZ8uxQa4g4SBHMJ7bFmKnnV7rPcMkuCph54vPmD4PL8FeQWtffiqe3NL79C1eysSRq8icXJjE4PAoF9w1

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