Transaction not yet indexed

21eZ3F5f41Nm28TQgKqWUKvHpVZQwk7v2CYCsHKKAfgA2UgrD57XteP6aeG3YHyGRDPoow4EUQq3fSW6MMH6uFp2

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