Transaction not yet indexed

1Mept123xK3VpFPfedFDWBbZPK6rz6YNUip6w5ckuVtpVyGy43svHLqHcZp61Ur7v6TcRAAe9G3Cq17HpkZDZA4

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