Transaction not yet indexed

55ikoSESPcGGEMkKSyTEwHxdNdan9SoKQeTMgTx8cEDa4cybBRxyBQsKu7YLWJ9fLFiKPMzP9tS9nDqvLKJc8gp2

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