Transaction not yet indexed

ymAmXdZtHiYzdhM6fLc6jmGRtsTG2ggSAVeAqpHC17WkZgQhTEutmJQcsuuEMe9u84QkvsPoG69LCdHWmi8GKt4

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