Transaction not yet indexed

NfMUM6FxzbHDA8kJ2P5hRNqJhxCqJg6LgDDuaFE1Ws9VdEGAFxL7b7KweRsWvkJpHVjVU2EDHdEjwRYaaWhHrw1

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