Transaction not yet indexed

28ALCkZbAHUAsST2HjaLx2RTQR8LnEBgH9kY2Q22rqeFZMboxwhfoVGbXaece46E78VpS3wn9PYr9jbcsKLr5FP5

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