Transaction not yet indexed

SPngYNt19TQD7TfZPRMMH8aBS645L7CaVj1kyucPZ65hU4Ggh9NU7UdC4JZxJ1TMhcnka9AQaTPwmVDXJUP93EB

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