Transaction not yet indexed

Ngu9xKp6FQ427pPiJ2bVNCQuTWiWL6jSWMc2T1c4NYg2h6c8b7qvySFAVQo7UFi2PmRmDjEtn9cxE8LD8JZ2hkb

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