Transaction not yet indexed

999iNXAG2qQZBwMjRLvKnkah36NbukaWkdR7qS8gPq7e1oXw7MZ9PMUqUEtb1KQmMo5VbELdTyq1wHkZyJ4VEv7

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