Transaction not yet indexed

Rbuf3bLMzkRnVXidV1uJrJZS6M5JBuuu8php1JoGRAU5PSgSNXx6vR8HJK4TBAH5saw99CVv1BEKqcfBpdcDkta

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