Transaction not yet indexed

Nn6zFF4k9nAUH6N1DFqyeFND2mR18DGs2rY94yZ8fUGwr9dBzp21LCe7U3fgRb9WK2WJP7TmC5Dcm6totL7dPdp

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