Transaction not yet indexed

Nnun3bMNvf9x5h8EhbXPttCFab76spj9uzbn2JdVpjMTLPBZ48qD3uLd9MPe9nLxVpFiLZMn2vdnbnYAXuSyuuS

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