Transaction not yet indexed

51R1mC8EgbvKDFi1kV3TTomFLrPUNvzJsuVSYAHuoJiyXa3U9Rau9fv6m2UfDV7pH8T6qsMezvtR8JCi1mpifob1

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