Transaction not yet indexed

21Xzz99p7hL2rxXAeVp5eHnJyHothDFT3xgkYxWAL7MXdeyNEACMEfx1Qoz72EEfivrkRMRfTBE3ixsrkgeMQtam

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