Transaction not yet indexed

AMUTbK743qSi8tR9F1k5nKyeZdL9RDDULFfBkYH3MtmCPr5NBuL48g9PQ4ZCCtEcgLNE1pjbusJB75jNsQuQ3RR

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