Transaction not yet indexed

QYkEf7hvbp9Mr2zdiWz3KuVRTNpuM6z2dT1FFwgkdCcbAd9Sz5hvdbWePcsXyszTxJs91rL4kvUhH8f1haY6ZF8

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