Transaction not yet indexed

28PPAQuBJo2P6njLTekH6qHzjV9fAjgFXFGvvSGA8Sx528oKfcB1XRfJuJnyqHTnFHwdduvZ2wL2kKT6hHLxeftC

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