Transaction not yet indexed

UMmzzMoThSA3siTJsptsvweEJdAaRTgcQB9sfjoBpGqcHDo3EKF3RuW3JeaRGfavE9NK1uuS5aGGa79pkQ72yzU

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