Transaction not yet indexed

5921YYHUk8vMYDFH6YHEoAWSZUtciDBci6V6JhR3mQLboGHJBfVeV5dwwHaXmA6u7FTm41qdwc9nhDsZqPPa7ktp

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