Transaction not yet indexed

niftUuESVfyib9F5G9StJMWCwSqmZU6Z8LSGuuzosDyng3Ynt2W2w53S2bvxju9HH2gZzuUM6KDXdhVNbb8cPpV

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