Transaction not yet indexed

5SMffUXLYXs1TUTsK6PC6p99ZxhNGTeTDjBB1sbnU8JTKyTUZq1btxHVkTcCFpc8aWMJuuECNxcxTtcswGwdnGr6

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