Transaction not yet indexed

sa6k5WUMKdVbezV9RdADDKpbLoeNThvMPDdL3QwfdW1EApR5gFLZhuT4ZGzjJVKsruno2KVRX6nrS1dCQJTdCL8

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