Transaction not yet indexed

Rb6sQM9RKJHofCSagp6pqPGACcPTPqiWD4ZBUvJQgKHQdo2cH5r91exv9E2FdgWdgra5KFQ4sLmmf1S7sEgiNxm

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