Transaction not yet indexed

Q88DutfLSHVzWGqPLxeawdmajDWdrdKSy9K4n5M2UW9FUETBibZKtChyLUHNAYpqi2WeJuG7zK6GsMSck4auDmM

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