Transaction not yet indexed

53FALMNaF8o9N2ECYA2qqxjG2dCUNs2rqUNR1S8pGxMdEmudqnRfSY7GfqZR1tBgSTkFcfFwiWSbh7pLp5wLELq8

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