Transaction not yet indexed

UB155vKJN3AVrwB3dCV8vCoeRgRFvwuJitkRvfo1ygzgAzWYFDE12J7dq1tLazCTRUPnMKmwtVbeApANTSsutP5

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