Transaction not yet indexed

21NgSkTYF8fU1hm2KHmpbF52UWaD6KQQgPFsNY447eikJVNkLs2MGNRTUX1QcYVTAze3iFwqJMGsNp4zrgBdz2Q8

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