Transaction not yet indexed

21a6YiAf7uDfy2Y77LA2HoSC3qWvPX2dFxkL84kHvChTU3LhCJugEbPdRpqxZsUQzPBYRv9CLzKp7ihN4wxqMGLS

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