List advancement requests for a merchant, with optional filters by status and date ranges, plus pagination and sorting.

Date filters. beginDateFrom, beginDateTo, requestDateFrom, requestDateTo accept YYYY-MM-DD. The *From filters match advancements on or after the given date; the *To filters match advancements on or before it.

Pagination and sorting. page defaults to 1 and perPage defaults to 10; 0 is treated as the default for both. perPage accepts up to 100. order accepts asc or desc. orderBy accepts request_date, begin_date, end_date, status, or advancement_request_id; any other value is treated as request_date. The default sort is request_date DESC.