// Per spec, the initial first_blocknum needs to be <= the query's first_blocknum.
// Use the query's values since we don't use pre-processed reply ranges.
let first_blocknum = if batch_index == 0 {
// Per spec, the initial first_blocknum needs to be <= the query's first_blocknum.
// Use the query's values since we don't use pre-processed reply ranges.
let first_blocknum = if batch_index == 0 {