Transaction not yet indexed

528JWGxMK41RRq8WRegr5PYFPGmGmjCDkSeDSW3NrCsSk9Aj9TcoZiW7YsHCuDpL72veHgNVbwtUDTrYH1G7AK2c

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