Transaction not yet indexed

21Y2mdHhVgk98tpFVqGN93uwrP3e1bw2drTbK8dFLz9q4DMKgRXZx3RGaMyZY69m37aMUkY2UgVKKSnGiLEtjL6Z

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