Transaction not yet indexed

xNFfB3GjsK5uPb7UdMn6NMiyBPKknVbzVXKZZpgtbzgmr3TpVms4vqBLFAUtGgULuVeCnqNFybqrXTFh8vKTqAk

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