Transaction not yet indexed

21y643mM2f855DH1rFhZKhD5Hzf2fPrfydQKXzR1jv5ZaEApsRNWhyJGCeHPqkDqAcPyB8hQoyFTnSgQi2ajuAH9

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