Transaction not yet indexed

v21UM31Z4urwpFTRsTva2bPGQFDiX2HKQPyYHGfnCVwCDhxAkWTKy4mdt7SFtffY63YnSXySCRoKmNmpD7Xjyiu

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