Transaction not yet indexed

1iiS9QzXxyQ5h5E2bMGEzt5gAXMocFwv4j2qESPuBNJ41M18Rj6PVBEcviEDZLPwqHzJwj6rbiERcQ3yLfLrTJs

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