Transaction not yet indexed

28CwcPHwJ6nr7uFWRhsecxX4DHtE3wvdSjLFAJAGamwpZw8f7LeqtiVqDYFDkcEVccvX8eR5rdFmsmfr1K8TJfRK

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