Transaction not yet indexed

21HVmwoSGGFqAgAwkd7EHEmUy4v2wKp4hrcE9g1CENSu6FckErzsiQ2LxHVvdRniCYfNu1uck8cswjBdHwf5WNcS

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