Transaction not yet indexed

YMRKtffAQv6eQuqhFHRfDi9D6pQDwmACaVmHB9gQmcBV8dEQN2kNUCKsF2tSVqyJ9T5HR9UoXCd8zTuv7j4g1RA

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