Transaction not yet indexed

HtZkMuxPcfWrmo7CMT9PL49eL7JcGeCJzpaqRG6JS1eEJJTabSc1Vyts6VqGHByvCwzmu82ePUcuSeRTt5N77y6

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