Transaction not yet indexed

RK6LSqtZ5zZy4gCMg5QSAeukJyNQRNUaVvy3RpWBTM2So6Fdv4aPZKGQ1n6KWRSmBJMwQYNr89dsrAh5rn6bqFS

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