Transaction not yet indexed

21ELcXKhmoDVPcyptj4LKqZ2zfrJY6MAwerCvFrfJn8AeKBmW4L1VJ2hETVBADiaKHeRqfaUMwWicsBTr16jvPe8

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