Transaction not yet indexed

NifNowKR5qdCVebZaLi6mXbUTbTx1cknpq3yCnhP7qmsF3eL4mmwhFgdLn5VRVsVheaciHqnMo3Mp7cBF573ucZ

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