Transaction not yet indexed

MPonbvo3E1r1Tw9SqAFZPiR6mx7jyH8HaG59p8KPEEpzFwtnatRvm3X7ySCfiEUUdPxvRgu7j8PShj7EkxQuQCQ

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