Transaction not yet indexed

5ff5QRzJ2VFhWPjfYZPGgcR4sVAgnZsm7RwqWp66o4RXqH3zaQ8yFwZrHfxxWRxjgtQPBDYc7i7KzkEK9K3wAqyD

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