Transaction not yet indexed

28FFTmF75YsBEsxCqHDko4Vt2GNLtRofb8L3fdryufkEsH2WzYFqKWqma2SVX3G8DeNWorJyB4QD6KhqbF8ZDN2T

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