Transaction not yet indexed

HKc3CfAg659cjRtX1DtpFDqa9BT1C1MNX8UdA1PvKAQ7fExUxyVoPkKEshcg8CzhmjS2DfhUgsp9K8GUCATVm5M

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