Transaction not yet indexed

NFfYff6cduGPR87qj4PW7H6U14kjm8sm3uyYYkNZbK71QgqcsVwCx6tYcsGVegbLPZYLEDxSXECN8kHybDYRKWx

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