Transaction not yet indexed

PMubT4CCo3d64Ta2ibutuejLKqc5jzscd5ab8bkHPCY5EhprcJZWq8NoWo7Q2YMLi2g7uYHCcS7i5NTcyMCz1ig

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