Transaction not yet indexed

Rb5e8YXf2uhhcofc4pj7n42KgWEqbTdxm9fZgB2d52DHaNt7A7inR4HDozr7pq3dsfBd1sFriJK2ttKVUh4xUHU

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