Transaction not yet indexed

QLkffX5o3cNijX3kFCRo8NJTyPpqkYqZ25BjhgRq2ZrCosV8ywrELSMkUEsB727wMrJmJmST1mnseYw2rMbR3CU

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