Transaction not yet indexed

Q78NZYmUBHhmYDL8g4TFE5YfgqByDdzH4vrDpPEp9BA5ESL8qYCMXShX88XL85byA3Ux1zkcX8boCrRiTmr2ce5

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