Transaction not yet indexed

21SE6HCjzMiBHTy8gU6nbq7V2hpciaA3k5TJKpGa4kRdXtebiJHdXdBJeQiAmPxfk5ZRXe4FoEMcRy1gr9dTDL9H

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