Transaction not yet indexed

EHffR99BGg1heTAGdaf7jTvPkoYG7nmkSA1gDvrLGHz4FwUJLwsCs2QWyUwmvLm5NwHHdvef5KCxpCt6V6EBQbW

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