Transaction not yet indexed

21A6cwDoj9NM5rVBKnj32vknxkU9EaRvTQL76SuyrvBFRfRtCLui2F24RDwqd1ffeUNRsRmajbE5QWxWsY5SzKu3

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