Transaction not yet indexed

NmNK5EXbCt8pifRebx9Ax2CXJk5hGGWaYEEL9YowwUbkFddtCcYtaLqh5zEQaPuMpqeC4c7uM3UGL9ePH4PUeV7

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