Transaction not yet indexed

EX1S2VQ5k11vRnBEDEnSksVHawxq6GSqe4PrDPGKaa7fVJHWsGhWdcQT6MhjHp5R7vvLAs78imV9gigw5c58Mm2

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