Transaction not yet indexed

21U3fHsDvFAfDH7fHK5gfzuefH7jxWEYamtnH9TwV7bFkFapujfxy8VQKACjc4Q8kkGeSFSa9mqK9ZdXrBb2nmRP

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