Transaction not yet indexed

21DngVuhUjgAM9FyL4dnNKaJ2qKSXpGYCynRHYWykH7tRuFFZKFcAkbNGee4epAzZ13wq5uYAs5tcHTbUV1aM5kB

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