Transaction not yet indexed

4E88Dfut1RkAPkML8bLbrRDx5dRobRkKQshUKhTV7zeX748QnMPvfa5aBQrMpc9ipNC3QiCqHPaNCPvxnrvEr4rq

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