Transaction not yet indexed

NFdgnTUse2iaFZ1mPNwfc3n8y19UyyuaokybEUj7V6RxLPHSQPnDabRRuj2Y5wLd2LLXt6C5wt2w4Bnn3sge518

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