Transaction not yet indexed

MS56FbuDzfueGiJBVVq1iRNmaGV3T1xJjGbtfgDj2XXa4HhNhmDLJ84Lyphkn8ktegDGjraNPCZMdxZtkCfZ1CC

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