Transaction not yet indexed

PfNkPfBzUG2vMkq5FZTpiKcXAGSgN94XjEkVKhbNjPRvZbQZj9PqBXMpPHd9MaSmB5wBGdSuoaEBTWaWopH8TuV

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